having adjustable gradient

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CPC
E04F11/0255

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Parent Industries

EFIXED CONSTRUCTIONS E04Building E04FFINISHING WORK ON BUILDINGS E04F11/00Stairways, ramps, or like structures Balustrades Handrails

Current Industry

E04F11/0255having adjustable gradient

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Splicing step device
- Patent number 11,993,936
- Issue date May 28, 2024
- Hongfang Shen
- E04 - BUILDING
Information Patent Grant
Stair assembly with rise adjustable step support brackets
- Patent number 11,885,134
- Issue date Jan 30, 2024
- Fortress Iron, LP
- Kevin T. Burt
- E04 - BUILDING
Information Patent Grant
Stair assembly with rise adjustable step support brackets
- Patent number 11,085,191
- Issue date Aug 10, 2021
- Fortress Iron, LP
- Kevin T. Burt
- E04 - BUILDING
Information Patent Grant
Stair system
- Patent number 11,060,297
- Issue date Jul 13, 2021
- Russell Erickson
- E04 - BUILDING
Information Patent Grant
Self-leveling platform stairs
- Patent number 10,988,938
- Issue date Apr 27, 2021
- Safesmart LLC
- Shane Joseph Wearmouth
- E04 - BUILDING
Information Patent Grant
Adjustable staircase and height-adjustable platform with adjustable...
- Patent number 9,562,358
- Issue date Feb 7, 2017
- John Stephen Lanphear
- John Stephen Lanphear
- E04 - BUILDING
Information Patent Grant
Walkway assembly
- Patent number 9,376,820
- Issue date Jun 28, 2016
- Kee Safety Limited
- John Greaves
- E04 - BUILDING
Information Patent Grant
Stairway tread support device and system
- Patent number 9,309,675
- Issue date Apr 12, 2016
- Kelly Kristian Kvols
- E04 - BUILDING
Information Patent Grant
Adjustable staircase
- Patent number 9,091,083
- Issue date Jul 28, 2015
- Ottawa Hospital Research Institute
- Louis Goudreau
- E04 - BUILDING
Information Patent Grant
Elevator and escalator tool
- Patent number 8,776,947
- Issue date Jul 15, 2014
- Wurtec Elevator Products & Services
- Steven P. Wurth
- E04 - BUILDING
Information Patent Grant
Scaffold steps
- Patent number 8,104,576
- Issue date Jan 31, 2012
- Peri GmbH
- Artur Schwoerer
- E04 - BUILDING
Information Patent Grant
Stairway stringer and finished stairway skirt board
- Patent number 7,934,344
- Issue date May 3, 2011
- EZ Stairs, Inc.
- Richard Truckner
- E04 - BUILDING
Information Patent Grant
Log staircase and a method of producing components for a log staircase
- Patent number 7,900,403
- Issue date Mar 8, 2011
- The Armstrong Creek Company, Inc.
- Thomas Harven Teckam
- E04 - BUILDING
Information Patent Grant
Modular floor
- Patent number 7,874,115
- Issue date Jan 25, 2011
- Wenger Corporation
- Martin E. Thiede
- E04 - BUILDING
Information Patent Grant
Adjustable stair stringer and railing
- Patent number 7,866,443
- Issue date Jan 11, 2011
- EZ Stairs, Inc.
- Richard Truckner
- E04 - BUILDING
Information Patent Grant
Method for forming a finished skirt/fascia board appearance
- Patent number 7,497,060
- Issue date Mar 3, 2009
- E Z Stairs, Inc.
- Richard Truckner
- E04 - BUILDING
Information Patent Grant
Method and apparatus for locating hole positions on an adjustable s...
- Patent number 7,096,592
- Issue date Aug 29, 2006
- Richard Truckner
- E04 - BUILDING
Information Patent Grant
Submerged water activity platform
- Patent number 6,942,062
- Issue date Sep 13, 2005
- JSV Group, Inc.
- Jerome R. Schmid, Jr.
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Adjustable stair stringer and railing
- Patent number 6,868,944
- Issue date Mar 22, 2005
- EZ Stairs, Inc.
- Richard Truckner
- E04 - BUILDING
Information Patent Grant
Water recreation dock
- Patent number 6,845,845
- Issue date Jan 25, 2005
- JSV Group Inc.
- Jerome R. Schmid, Jr.
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Method and apparatus for locating hole positions on an adjustable s...
- Patent number 6,839,977
- Issue date Jan 11, 2005
- E Z Stairs, Inc.
- Richard Truckner
- E04 - BUILDING
Information Patent Grant
Pivot assembly
- Patent number 6,814,522
- Issue date Nov 9, 2004
- Aluminum Ladder Company
- James P. Daniel
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Aircraft non-ambulatory/ambulatory boarding and off-loading system
- Patent number 6,802,391
- Issue date Oct 12, 2004
- Jeff Ganiere
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Submerged water activity platform
- Patent number 6,793,039
- Issue date Sep 21, 2004
- Jerome R. Schmid
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Embankment stairway
- Patent number 6,527,081
- Issue date Mar 4, 2003
- Aluminum Ladder Company,
- Sandy W. Tyner
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Grant
Modular stairway system, method for erecting stairway and kit therefor
- Patent number 6,516,574
- Issue date Feb 11, 2003
- Stairframe Systems Inc.
- Raymond Couture
- E04 - BUILDING
Information Patent Grant
Adjustable modular staircase
- Patent number 6,397,529
- Issue date Jun 4, 2002
- Gilles Grenier
- E04 - BUILDING
Information Patent Grant
Adjustable stair stringer and railing
- Patent number 6,354,403
- Issue date Mar 12, 2002
- Richard Truckner
- E04 - BUILDING
Information Patent Grant
Adjustable stairway for use with an overcast in a mine
- Patent number 6,256,946
- Issue date Jul 10, 2001
- Jack Kennedy Metal Products and Buildings, Inc.
- William R. Kennedy
- E04 - BUILDING
Information Patent Grant
Modular portable stage system
- Patent number 6,106,186
- Issue date Aug 22, 2000
- Wenger Corporation
- Dale L. Taipale
- E04 - BUILDING

Patents Applicationslast 30 patents

Information Patent Application
STAIRCASE WITH ADJUSTABLE HEIGHT RISERS
- Publication number 20240287811
- Publication date Aug 29, 2024
- Vaea Augustino Santos
- E04 - BUILDING
Information Patent Application
STAIR STRINGER ASSEMBLY, SYSTEM, AND METHOD
- Publication number 20230313535
- Publication date Oct 5, 2023
- Alan Eugene Gilstrap
- E04 - BUILDING
Information Patent Application
STAIR ASSEMBLY WITH RISE ADJUSTABLE STEP SUPPORT BRACKETS
- Publication number 20210355686
- Publication date Nov 18, 2021
- Fortress Iron, LP
- Kevin T. Burt
- E04 - BUILDING
Information Patent Application
Stair System
- Publication number 20200181920
- Publication date Jun 11, 2020
- Russell Erickson
- E04 - BUILDING
Information Patent Application
STAIR ASSEMBLY WITH RISE ADJUSTABLE STEP SUPPORT BRACKETS
- Publication number 20200109567
- Publication date Apr 9, 2020
- Fortress Iron, LP
- Kevin T. Burt
- E04 - BUILDING
Information Patent Application
PREFABRICATED SPIRAL STAIRCASE
- Publication number 20170342719
- Publication date Nov 30, 2017
- Seonghwan SEO
- E04 - BUILDING
Information Patent Application
STRINGER MODULE FOR SELF-SUPPORTING STAIRS
- Publication number 20150252568
- Publication date Sep 10, 2015
- Daniele Pivetta
- E04 - BUILDING
Information Patent Application
ELEVATOR AND ESCALATOR TOOL
- Publication number 20140251728
- Publication date Sep 11, 2014
- Steven P. Wurth
- E04 - BUILDING
Information Patent Application
WALKWAY ASSEMBLY
- Publication number 20130000231
- Publication date Jan 3, 2013
- KEE SAFETY LIMITED
- John Greaves
- E04 - BUILDING
Information Patent Application
Adjustable Stair Stringer and Railing
- Publication number 20110162303
- Publication date Jul 7, 2011
- EZ STAIRS, INC.
- Richard Truckner
- E04 - BUILDING
Information Patent Application
Removable stairway
- Publication number 20100180525
- Publication date Jul 22, 2010
- John T. Reeves, JR.
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
Stairway stringer and finished stairway skirt board
- Publication number 20090277105
- Publication date Nov 12, 2009
- Richard Truckner
- E04 - BUILDING
Information Patent Application
Scaffold Steps
- Publication number 20090205906
- Publication date Aug 20, 2009
- Peri GmbH
- Artur Schwoerer
- E04 - BUILDING
Information Patent Application
Stair system with adjustable width
- Publication number 20090188183
- Publication date Jul 30, 2009
- Robert Everett Sorenson, JR.
- E04 - BUILDING
Information Patent Application
Log staircase and a method of producing components for a log staircase
- Publication number 20090139161
- Publication date Jun 4, 2009
- The Armstrong Creek Company, Inc.
- Thomas Harven Teckam
- E04 - BUILDING
Information Patent Application
Stairway stringer and finished stairway skirt board
- Publication number 20080244997
- Publication date Oct 9, 2008
- Richard Truckner
- E04 - BUILDING
Information Patent Application
Removable stairway
- Publication number 20070199258
- Publication date Aug 30, 2007
- John T. Reeves
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
Adjustable stair stringer and railing
- Publication number 20050160688
- Publication date Jul 28, 2005
- Richard Truckner
- E04 - BUILDING
Information Patent Application
Method and apparatus for locating hole positions on an adjustable s...
- Publication number 20050138871
- Publication date Jun 30, 2005
- Richard Truckner
- E04 - BUILDING
Information Patent Application
Stairway
- Publication number 20050097835
- Publication date May 12, 2005
- Tsuyoshi Nishimoto
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
Submerged water activity platform
- Publication number 20050011701
- Publication date Jan 20, 2005
- Jerome R. Schmid
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
Modular floor
- Publication number 20040211137
- Publication date Oct 28, 2004
- Martin E. Thiede
- E04 - BUILDING
Information Patent Application
Aircraft non-ambulatory loading system
- Publication number 20030217891
- Publication date Nov 27, 2003
- Jeff Ganiere
- B66 - HOISTING LIFTING HAULING
Information Patent Application
Modular stairway system, method for erecting stairway and kit therefor
- Publication number 20030208971
- Publication date Nov 13, 2003
- "9078-7342 Quebec Inc."
- Raymond Couture
- E04 - BUILDING
Information Patent Application
Water recreation dock
- Publication number 20030178252
- Publication date Sep 25, 2003
- Jerome R. Schmid
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
Submerged water activity platform
- Publication number 20030173152
- Publication date Sep 18, 2003
- Jerome R. Schmid
- E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Information Patent Application
Components for modular stairway system
- Publication number 20030093959
- Publication date May 22, 2003
- Raymond Couture
- E04 - BUILDING
Information Patent Application
Adjustable stair stringer and railing
- Publication number 20020088669
- Publication date Jul 11, 2002
- Richard Truckner
- E04 - BUILDING

having adjustable gradient

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Splicing step device

Stair assembly with rise adjustable step support brackets

Stair assembly with rise adjustable step support brackets

Stair system

Self-leveling platform stairs

Adjustable staircase and height-adjustable platform with adjustable...

Walkway assembly

Stairway tread support device and system

Adjustable staircase

Elevator and escalator tool

Scaffold steps

Stairway stringer and finished stairway skirt board

Log staircase and a method of producing components for a log staircase

Modular floor

Adjustable stair stringer and railing

Method for forming a finished skirt/fascia board appearance

Method and apparatus for locating hole positions on an adjustable s...

Submerged water activity platform

Adjustable stair stringer and railing

Water recreation dock

Method and apparatus for locating hole positions on an adjustable s...

Pivot assembly

Aircraft non-ambulatory/ambulatory boarding and off-loading system

Submerged water activity platform

Embankment stairway

Modular stairway system, method for erecting stairway and kit therefor

Adjustable modular staircase

Adjustable stair stringer and railing

Adjustable stairway for use with an overcast in a mine

Modular portable stage system

Patents Applicationslast 30 patents

STAIRCASE WITH ADJUSTABLE HEIGHT RISERS

STAIR STRINGER ASSEMBLY, SYSTEM, AND METHOD

STAIR ASSEMBLY WITH RISE ADJUSTABLE STEP SUPPORT BRACKETS

Stair System

STAIR ASSEMBLY WITH RISE ADJUSTABLE STEP SUPPORT BRACKETS

PREFABRICATED SPIRAL STAIRCASE

STRINGER MODULE FOR SELF-SUPPORTING STAIRS

ELEVATOR AND ESCALATOR TOOL

WALKWAY ASSEMBLY

Adjustable Stair Stringer and Railing

Removable stairway

Stairway stringer and finished stairway skirt board

Scaffold Steps

Stair system with adjustable width

Log staircase and a method of producing components for a log staircase

Stairway stringer and finished stairway skirt board

Removable stairway

Adjustable stair stringer and railing

Method and apparatus for locating hole positions on an adjustable s...

Stairway

Submerged water activity platform

Modular floor

Aircraft non-ambulatory loading system

Modular stairway system, method for erecting stairway and kit therefor

Water recreation dock

Submerged water activity platform

Components for modular stairway system

Adjustable stair stringer and railing