Cantilevered stairways

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Industry

CPC
E04F11/0223

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Parent Industries

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

Current Industry

E04F11/0223Cantilevered stairways

Industries

Patents Grantslast 30 patents

Information Patent Grant
Cantilever stair assembly
- Patent number 11,732,481
- Issue date Aug 22, 2023
- CONSTRUCTION DESIGN & SOLUTIONS, INC.
- Ranjiv Jain
- E04 - BUILDING
Information Patent Grant
Stair systems and wall assemblies comprising same
- Patent number 9,683,372
- Issue date Jun 20, 2017
- Diamond Stairs Inc.
- Daniel Colin Meier
- E04 - BUILDING
Information Patent Grant
Step-block precast stair
- Patent number 9,347,224
- Issue date May 24, 2016
- Umm Al-Qura University
- Khaled I. Nabil Ahmed
- E04 - BUILDING
Information Patent Grant
Stair systems and wall assemblies comprising same
- Patent number 9,290,947
- Issue date Mar 22, 2016
- Diamond Stairs Inc.
- Daniel Colin Meier
- E04 - BUILDING

Patents Applicationslast 30 patents

Information Patent Application
Folding Stair with Tread Overhang
- Publication number 20230392383
- Publication date Dec 7, 2023
- Matthew Yeatman Herzl
- E04 - BUILDING
Information Patent Application
CANTILEVER STAIR ASSEMBLY
- Publication number 20200407979
- Publication date Dec 31, 2020
- CONSTRUCTION & DESIGN SOLUTIONS, INC.
- Ranjiv JAIN
- E04 - BUILDING
Information Patent Application
TOWER STEP PEGS HAVING SAFETY LOCKS
- Publication number 20190136539
- Publication date May 9, 2019
- Roger Davis
- E04 - BUILDING
Information Patent Application
STAIR SYSTEMS AND WALL ASSEMBLIES COMPRISING SAME
- Publication number 20160201334
- Publication date Jul 14, 2016
- Diamond Stairs Inc.
- Daniel Colin Meier
- E04 - BUILDING
Information Patent Application
STAIR SYSTEMS AND WALL ASSEMBLIES COMPRISING SAME
- Publication number 20150284962
- Publication date Oct 8, 2015
- DIAMOND STAIRS INC.
- Daniel Colin Meier
- E04 - BUILDING