Steven Allan Liebson

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Ein Sarid, IL

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Patents Grantslast 30 patents

Information Patent Grant
Durable semi-rigid single-layer flexible duct
- Patent number 8,997,796
- Issue date Apr 7, 2015
- Steven Allan Liebson
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Durable semi-rigid flexible duct
- Patent number 8,469,062
- Issue date Jun 25, 2013
- Steven Allan Liebson
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Semi-rigid flexible duct
- Patent number 8,439,085
- Issue date May 14, 2013
- Yissum Research Development Company of the Hebrew University of Jerusalem Ltd.
- Steven Liebson
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Duct connector ring
- Patent number D651291
- Issue date Dec 27, 2011
- GLV International (1995) Ltd.
- Steven Allan Liebson
- D23 - Environmental heating and cooling
Information Patent Grant
Duct adaptor ring
- Patent number D646373
- Issue date Oct 4, 2011
- GLV International (1995) Ltd.
- Steven Allan Liebson
- D23 - Environmental heating and cooling
Information Patent Grant
Draft blocker
- Patent number D635239
- Issue date Mar 29, 2011
- GLV International (1995) Ltd.
- Steven Allan Liebson
- D23 - Environmental heating and cooling

Patents Applicationslast 30 patents

Information Patent Application
DURABLE SEMI-RIGID SINGLE-LAYER FLEXIBLE DUCT
- Publication number 20130153076
- Publication date Jun 20, 2013
- Steven Allan Liebson
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
SEMI-RIGID FLEXIBLE DUCT
- Publication number 20100154914
- Publication date Jun 24, 2010
- Steven LIEBSON
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
DURABLE SEMI-RIGID FLEXIBLE DUCT
- Publication number 20100139801
- Publication date Jun 10, 2010
- Steven Liebson
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...