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Patents Grants
last 30 patents
Information
Patent Grant
Composite panels having improved fluid impermeability
Patent number
8,206,808
Issue date
Jun 26, 2012
E. I. Du Pont de Nemours and Company
Subhotosh Khan
B32 - LAYERED PRODUCTS
Information
Patent Grant
Honeycomb containing poly(paraphenylene terephthalamide) paper with...
Patent number
8,025,949
Issue date
Sep 27, 2011
E. I. Du Pont de Nemours and Company
Mikhail R. Levit
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Film adhesive of thermoset resin, curing agent and fibrous micropulp
Patent number
7,927,691
Issue date
Apr 19, 2011
E. I. Du Pont de Nemours and Company
Subhotosh Khan
B32 - LAYERED PRODUCTS
Information
Patent Grant
Honeycomb from paper having flame retardant thermoplastic binder
Patent number
7,815,993
Issue date
Oct 19, 2010
E. I. Du Pont de Nemours and Company
Gary Lee Hendren
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Processes for making shaped honeycomb and honeycombs made thereby
Patent number
7,785,520
Issue date
Aug 31, 2010
E. I. Du Pont de Nemours and Company
Subhotosh Khan
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Shaped honeycomb
Patent number
7,771,809
Issue date
Aug 10, 2010
E. I. Du Pont de Nemours and Company
Gary Lee Hendren
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Honeycomb from paper having a high melt point thermoplastic fiber
Patent number
7,771,810
Issue date
Aug 10, 2010
E. I. Du Pont de Nemours and Company
Mikhail R. Levit
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Honeycomb from controlled porosity paper
Patent number
7,771,811
Issue date
Aug 10, 2010
E. I. Du Pont de Nemours and Company
Mikhail R. Levit
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Sheet material especially useful for circuit boards
Patent number
7,459,044
Issue date
Dec 2, 2008
E. I. Du Pont de Nemours and Company
Subhotosh Khan
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Grant
Sheet material especially useful for circuit boards
Patent number
6,929,848
Issue date
Aug 16, 2005
E. I. Du Pont de Nemours and Company
Michael R. Samuels
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Compression molding of structures
Patent number
5,427,731
Issue date
Jun 27, 1995
E. I. Du Pont de Nemours and Company
John C. Chesna
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
COMPOSITE PANELS HAVING IMPROVED FLUID IMPERMEABILITY
Publication number
20110274873
Publication date
Nov 10, 2011
E.I. du Pont de Nemours and Company
Subhotosh Khan
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
COMPOSITE PANELS HAVING IMPROVED FLUID IMPERMEABILITY
Publication number
20090252920
Publication date
Oct 8, 2009
E.I. du Pont de Nemours and Company
Subhotosh Khan
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CORE HAVING A HIGH SHEAR STRENGTH AND ARTICLES MADE FROM SAME
Publication number
20090214818
Publication date
Aug 27, 2009
E.I. Du Pont De Nemours and Company
Mikhail R. Levit
B32 - LAYERED PRODUCTS
Information
Patent Application
Honeycomb having a low coefficient of thermal expansion and article...
Publication number
20080286522
Publication date
Nov 20, 2008
Subhotosh Khan
B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information
Patent Application
Processes for making shaped honeycomb and honeycombs made thereby
Publication number
20080145599
Publication date
Jun 19, 2008
Subhotosh Khan
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Processes for making shaped honeycomb and honeycombs made thereby
Publication number
20080145602
Publication date
Jun 19, 2008
Gary Lee Hendren
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Shaped honeycomb
Publication number
20080145597
Publication date
Jun 19, 2008
Gary Lee Hendren
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Honeycomb from paper having a high melt point thermoplastic fiber
Publication number
20080145598
Publication date
Jun 19, 2008
Mikhail R. Levit
B32 - LAYERED PRODUCTS
Information
Patent Application
Honeycomb containing poly(paraphenylene terephthalamide) paper with...
Publication number
20080145596
Publication date
Jun 19, 2008
Mikhail R. Levit
B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information
Patent Application
Honeycomb from paper having flame retardant thermoplastic binder
Publication number
20080145600
Publication date
Jun 19, 2008
Gary Lee Hendren
B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD
Information
Patent Application
Honeycomb from controlled porosity paper
Publication number
20080145601
Publication date
Jun 19, 2008
Mikhail R. Levit
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE
Information
Patent Application
Sheet material especially useful for circuit boards
Publication number
20050136233
Publication date
Jun 23, 2005
Michael R. Samuels
B32 - LAYERED PRODUCTS
Information
Patent Application
Solid sheet material especially useful for circuit boards
Publication number
20040132372
Publication date
Jul 8, 2004
Michael R. Samuels
B32 - LAYERED PRODUCTS
Information
Patent Application
Sheet material especially useful for circuit boards
Publication number
20030087077
Publication date
May 8, 2003
Michael R. Samuels
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL