the pump being of pressure-accumulation type or being connected to a pressure accumulation chamber

Patents Grantslast 30 patents

  • Information Patent Grant

    Backpack sprayer with selectable internal pump

    • Patent number 10,994,294
    • Issue date May 4, 2021
    • Chapin Manufacturing, Inc.
    • James R. Fontaine
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Mix on demand smart backpack sprayer with removable concentrate tank

    • Patent number 10,766,046
    • Issue date Sep 8, 2020
    • Chapin Manufacturing, Inc.
    • James R. Fontaine
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Battery operated backpack sprayer

    • Patent number 10,562,052
    • Issue date Feb 18, 2020
    • Chapin Manufactuing, Inc.
    • James R. Fontaine
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Manual sprayer to prevent fluid leakage

    • Patent number 10,264,778
    • Issue date Apr 23, 2019
    • Pedro Wirz Luchsinger
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Clog retarding filtering apparatus for inlet fluid into a pressure...

    • Patent number 9,415,410
    • Issue date Aug 16, 2016
    • Chapin Manufacturing, Inc.
    • James R. Fontaine
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Wearable spraying device

    • Patent number 9,296,002
    • Issue date Mar 29, 2016
    • Birchmeier Sprühtechnik
    • Jürg Zwahlen
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Safe portable sprayer

    • Patent number 9,027,855
    • Issue date May 12, 2015
    • Takashi Nishimura
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Filtering apparatus for inlet fluid into a pressure chamber of a sp...

    • Patent number 8,622,323
    • Issue date Jan 7, 2014
    • Chapin Manufacturing, Inc.
    • Gregory Allen Klein
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Sprayer for a gardening purpose

    • Patent number 7,854,396
    • Issue date Dec 21, 2010
    • SK & Y Agricultural Equipments Co., Ltd.
    • Jui-Chang Wu
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Reservoir pump

    • Patent number 7,793,804
    • Issue date Sep 14, 2010
    • Chapin Manufacturing, Inc.
    • Jeffrey C. McGiveron
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Filtering apparatus for inlet fluid into a pressure chamber of a sp...

    • Patent number 7,789,329
    • Issue date Sep 7, 2010
    • Chapin Manufacturing, Inc.
    • Gregory Allen Klein
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Pump assembly with continuous tube

    • Patent number 7,789,275
    • Issue date Sep 7, 2010
    • Meadwestvaco Calmar, Inc.
    • Ronald F. Englhard
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Self-contained multi-sprayer

    • Patent number 7,556,210
    • Issue date Jul 7, 2009
    • S. C. Johnson & Son, Inc.
    • Jonathan N. Mandell
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Dispensing system

    • Patent number 7,451,895
    • Issue date Nov 18, 2008
    • Global Agricultural Technology and Engineering, LLC
    • John R. Newton
    • B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
  • Information Patent Grant

    Hand held pressurized sprayer

    • Patent number 7,427,004
    • Issue date Sep 23, 2008
    • Meadwestvaco Calmar, Inc.
    • Donald J. Shanklin
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Pump assembly with piston

    • Patent number 7,341,168
    • Issue date Mar 11, 2008
    • Meadwestvaco Calmar, Inc.
    • Donald J. Shanklin
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Portable misting device with drinking spout and fan assist

    • Patent number 7,243,860
    • Issue date Jul 17, 2007
    • Squeeze Breeze.Circulair, a division of GLJ, LLC
    • Eric J. Junkel
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Pump assembly with piston

    • Patent number 7,198,178
    • Issue date Apr 3, 2007
    • Donald J. Shanklin
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Pump assembly with continuous tube

    • Patent number 6,953,133
    • Issue date Oct 11, 2005
    • Hayes Products, Inc.
    • Ronald F. Englhard
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Pump assembly with one piece piston

    • Patent number 6,772,920
    • Issue date Aug 10, 2004
    • Hayes Products, LLC
    • Donald J. Shanklin
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Portable self-energizing pressure sprayer

    • Patent number 6,565,015
    • Issue date May 20, 2003
    • Gilmour, Inc.
    • Rick L. Leer
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Pump assembly with one piece piston

    • Patent number 6,467,657
    • Issue date Oct 22, 2002
    • Donald J. Shanklin
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Compact portable sprayer with leak-prevention pump system

    • Patent number 6,412,707
    • Issue date Jul 2, 2002
    • Pedro Wirz
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Pump assembly with pressure release capability

    • Patent number 6,360,922
    • Issue date Mar 26, 2002
    • Hayes Products, LLC
    • Ronald F. Englhard
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Pump assembly with one piece piston

    • Patent number 6,296,154
    • Issue date Oct 2, 2001
    • Hayes Products, LLC
    • Donald J. Shanklin
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Reservoir pump

    • Patent number 6,264,070
    • Issue date Jul 24, 2001
    • Cahpin Manufacturing, Inc.
    • Jeffrey C. McGiveron
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Sprayer

    • Patent number 6,155,498
    • Issue date Dec 5, 2000
    • Yamaho Industrial Co., Ltd.
    • Kenzo Yamamoto
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Pump assembly with one piece piston

    • Patent number 6,089,414
    • Issue date Jul 18, 2000
    • Hayes Products, LLC
    • Donald J. Shanklin
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Backpack sprayer with an expandable accumulator chamber

    • Patent number 5,984,199
    • Issue date Nov 16, 1999
    • The Fountainhead Group
    • Mario John Restive
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Pump sprayer

    • Patent number 5,938,116
    • Issue date Aug 17, 1999
    • The Fountainhead Group, Inc.
    • Mario J. Restive
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...

Patents Applicationslast 30 patents

  • Information Patent Application

    SYSTEM TO PREVENT LEAKS OF LIQUIDS IN MANUAL SPRAYERS

    • Publication number 20210069737
    • Publication date Mar 11, 2021
    • Pedro Wirz Luchsinger
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    BACKPACK SPRAYER WITH SELECTABLE INTERNAL PUMP

    • Publication number 20200290073
    • Publication date Sep 17, 2020
    • CHAPIN MANUFACTURING, INC.
    • James R. Fontaine
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    MIX ON DEMAND SMART BACKPACK SPRAYER WITH REMOVABLE CONCENTRATE TANK

    • Publication number 20190118203
    • Publication date Apr 25, 2019
    • CHAPIN MANUFACTURING, INC.
    • James R. Fontaine
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    SYSTEM TO PREVENT LEAKS OF LIQUIDS IN MANUAL SPRAYERS

    • Publication number 20170232458
    • Publication date Aug 17, 2017
    • SWISSMEX-RAPID, S.A. de C.V.
    • Pedro Wirz Luchsinger
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    IMPROVEMENTS IN MANUAL SPRAYER TO PREVENT FLUID LEAKAGE

    • Publication number 20150296764
    • Publication date Oct 22, 2015
    • SWISSMEX-RAPID, S.A. DE C.V.
    • Pedro Wirz Luchsinger
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    CLOG RETARDING FILTERING APPARATUS FOR INLET FLUID INTO A PRESSURE...

    • Publication number 20140261755
    • Publication date Sep 18, 2014
    • JAMES R. FONTAINE
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    SAFE PORTABLE SPRAYER

    • Publication number 20130092751
    • Publication date Apr 18, 2013
    • Takashi Nishimura
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    SAFE HANDLING SPRAYING DEVICE

    • Publication number 20110095100
    • Publication date Apr 28, 2011
    • Takashi Nishimura
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    Filtering apparatus for inlet fluid into a pressure chamber of a sp...

    • Publication number 20100288712
    • Publication date Nov 18, 2010
    • Gregory Allen Klein
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    Sprayer for a Gardening Purpose

    • Publication number 20100230515
    • Publication date Sep 16, 2010
    • Jui-Chang Wu
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    Discharge device

    • Publication number 20100072302
    • Publication date Mar 25, 2010
    • Miro Cater
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Pressure relief valve

    • Publication number 20100051119
    • Publication date Mar 4, 2010
    • Gregory A. Klein
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Piston pump for a sprayer

    • Publication number 20100001100
    • Publication date Jan 7, 2010
    • James R. Fontaine
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Filtering apparatus for inlet fluid into a pressure chamber of a sp...

    • Publication number 20090266917
    • Publication date Oct 29, 2009
    • Gregory Allen Klein
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    PORTABLE MISTING DEVICE WITH DRINKING SPOUT AND FAN ASSIST

    • Publication number 20080006717
    • Publication date Jan 10, 2008
    • Eric Junkel
    • A45 - HAND OR TRAVELLING ARTICLES
  • Information Patent Application

    SELF-CONTAINED MULTI-SPRAYER

    • Publication number 20070264138
    • Publication date Nov 15, 2007
    • Jonathan N. Mandell
    • B08 - CLEANING
  • Information Patent Application

    Reservoir pump

    • Publication number 20070246487
    • Publication date Oct 25, 2007
    • Jeffrey C. McGiveron
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    PUMP ASSEMBLY WITH PISTON

    • Publication number 20070138213
    • Publication date Jun 21, 2007
    • HAYES PRODUCTS, LLC
    • Donald J. Shanklin
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    Backpack sprayer

    • Publication number 20060261181
    • Publication date Nov 23, 2006
    • Pedro Wirz
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    Dispensing system

    • Publication number 20060086753
    • Publication date Apr 27, 2006
    • John R. Newton
    • B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
  • Information Patent Application

    Portable misting device with drinking spout and fan assist

    • Publication number 20060086821
    • Publication date Apr 27, 2006
    • Eric J. Junkel
    • A45 - HAND OR TRAVELLING ARTICLES
  • Information Patent Application

    Pump assembly with continuous tube

    • Publication number 20060060613
    • Publication date Mar 23, 2006
    • Ronald F. Englhard
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    Hand held pressurized sprayer

    • Publication number 20050139618
    • Publication date Jun 30, 2005
    • Donald J. Shanklin
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    Pump assembly with one piece piston

    • Publication number 20050023305
    • Publication date Feb 3, 2005
    • Donald J. Shanklin
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    Pump assembly with continuous tube

    • Publication number 20040007600
    • Publication date Jan 15, 2004
    • Ronald F. Englhard
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    Pump assembly with one piece piston

    • Publication number 20030164388
    • Publication date Sep 4, 2003
    • Donald J. Shanklin
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    Pump assembly with one piece piston

    • Publication number 20020108970
    • Publication date Aug 15, 2002
    • Donald J. Shanklin
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    Portable self-energizing pressure sprayer

    • Publication number 20010038041
    • Publication date Nov 8, 2001
    • Rick L. Leer
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...