Leslie E. Clarke

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Cambridge, CA

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Patents Grantslast 30 patents

Information Patent Grant
Vented mold and method for producing molded article
- Patent number 9,669,569
- Issue date Jun 6, 2017
- Proprietect L.P.
- Allan K. Cathcart
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Molded article produced by vented mold
- Patent number 8,850,644
- Issue date Oct 7, 2014
- Proprietect L.P.
- Allan K. Cathcart
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Vented mold and method for producing molded article
- Patent number 8,366,429
- Issue date Feb 5, 2013
- Proprietect L.P.
- Allan K. Cathcart
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Vented mold and method for producing molded article
- Patent number 7,878,785
- Issue date Feb 1, 2011
- Proprietect L.P.
- Allan K. Cathcart
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
VENTED MOLD AND METHOD FOR PRODUCING MOLDED ARTICLE
- Publication number 20140367876
- Publication date Dec 18, 2014
- ALLAN K. CATHCART
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
VENTED MOLD AND METHOD FOR PRODUCING MOLDED ARTICLE
- Publication number 20120261975
- Publication date Oct 18, 2012
- Proprietect LP
- ALLAN K. CATHCART
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
VENTED MOLD AND METHOD FOR PRODUCING MOLDED ARTICLE
- Publication number 20090092702
- Publication date Apr 9, 2009
- WOODBRIDGE FOAM CORPORATION
- Allan K. CATHCART
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL