-
Pipe coupling assembly
-
Patent number 11,629,803
-
Issue date Apr 18, 2023
-
Springseal, Inc.
-
Mark Knapp
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
Coupling assembly
-
Patent number D980954
-
Issue date Mar 14, 2023
-
SpringSeal, Inc.
-
Mark Knapp
-
D23 - Environmental heating and cooling
-
-
Coupling assembly
-
Patent number D865918
-
Issue date Nov 5, 2019
-
Springseal, Inc.
-
Mark Knapp
-
D23 - Environmental heating and cooling
-
Flexible hinge gasket
-
Patent number 10,046,516
-
Issue date Aug 14, 2018
-
Springseal, Inc.
-
Mark Knapp
-
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
-
Pipe coupling assembly
-
Patent number 9,752,711
-
Issue date Sep 5, 2017
-
SpringSeal, Inc.
-
Mark Knapp
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
-
Sealing gasket
-
Patent number 9,228,684
-
Issue date Jan 5, 2016
-
SpringSeal, Inc.
-
Mark Knapp
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
-
Pipe coupling system and method
-
Patent number 8,801,049
-
Issue date Aug 12, 2014
-
SpringSeal, Inc.
-
Mark Knapp
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
Flashless welding method and apparatus
-
Patent number 8,747,584
-
Issue date Jun 10, 2014
-
SpringSeal, Inc.
-
Mark Knapp
-
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
-
Gasket
-
Patent number D706908
-
Issue date Jun 10, 2014
-
SpringSeal, Inc.
-
Mark Knapp
-
D23 - Environmental heating and cooling
-
Pipe coupling assembly
-
Patent number 8,727,387
-
Issue date May 20, 2014
-
SpringSeal, Inc.
-
Mark Knapp
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
Gasket
-
Patent number 8,678,399
-
Issue date Mar 25, 2014
-
SpringSeal, Inc.
-
Mark Knapp
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
Gasket
-
Patent number 8,474,830
-
Issue date Jul 2, 2013
-
SpringSeal, Inc.
-
Mark Knapp
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
Flashless welding method and apparatus
-
Patent number 7,861,757
-
Issue date Jan 4, 2011
-
SpringSeal, Inc.
-
Mark Knapp
-
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
-
Molded gasket and method of making
-
Patent number 7,731,884
-
Issue date Jun 8, 2010
-
Advanced Elastomer Systems, L.P.
-
Mark Knapp
-
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
-
Flashless welding method and apparatus
-
Patent number 7,503,992
-
Issue date Mar 17, 2009
-
SpringSeal, Inc.
-
Mark Knapp
-
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
-
-
-
PIPE COUPLING ASSEMBLY
-
Publication number 20200332932
-
Publication date Oct 22, 2020
-
SpringSeal, Inc.
-
Mark Knapp
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
PIPE COUPLING ASSEMBLY
-
Publication number 20140217726
-
Publication date Aug 7, 2014
-
SpringSeal, Inc.
-
Mark Knapp
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
GASKET
-
Publication number 20130270776
-
Publication date Oct 17, 2013
-
SpringSeal, Inc.
-
Mark Knapp
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
PIPE COUPLING SYSTEM AND METHOD
-
Publication number 20120274065
-
Publication date Nov 1, 2012
-
SpringSeal, Inc.
-
Mark Knapp
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
SEALING GASKET
-
Publication number 20120274031
-
Publication date Nov 1, 2012
-
SpringSeal, Inc.
-
Mark Knapp
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
FLEXIBLE HINGE GASKET
-
Publication number 20120038117
-
Publication date Feb 16, 2012
-
SpringSeal, Inc.
-
Mark Knapp
-
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
-
FLASHLESS WELDING METHOD AND APPARATUS
-
Publication number 20110094653
-
Publication date Apr 28, 2011
-
SpringSeal, Inc.
-
Mark Knapp
-
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
-
HIGH STRENGTH COMPOSITE PIPE GASKET
-
Publication number 20100270753
-
Publication date Oct 28, 2010
-
SpringSeal, Inc.
-
Mark Knapp
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
PIPE COUPLING ASSEMBLY
-
Publication number 20090295153
-
Publication date Dec 3, 2009
-
SpringSeal, Inc.
-
Mark Knapp
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
FLASHLESS WELDING METHOD AND APPARATUS
-
Publication number 20090133841
-
Publication date May 28, 2009
-
SpringSeal Inc.
-
Mark Knapp
-
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
-
Gasket
-
Publication number 20080303224
-
Publication date Dec 11, 2008
-
SPRINGSEAL, INC.
-
Mark Knapp
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
-
76710222
-
Serial number 76710222
-
Registration number 4401838
-
Filing date Jan 10, 2012
-
SpringSeal, Inc.
-
17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes
-
85399046 - LOXSEAL
-
Serial number 85399046
-
Registration number 4502102
-
Filing date Aug 16, 2011
-
SpringSeal Inc.
-
17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes
-
76705464 - LOCASEAL
-
Serial number 76705464
-
Filing date Nov 24, 2010
-
SpringSeal Inc.
-
17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes
-
76691030 - SPRINGSEAL
-
Serial number 76691030
-
Registration number 3683480
-
Filing date Jul 3, 2008
-
SpringSeal Inc.
-
17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes
-
76687749 - SPRINGSEAL
-
Serial number 76687749
-
Registration number 3545681
-
Filing date Mar 17, 2008
-
SpringSeal, Inc.
-
17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes