The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 01, 2000
Filed:
Jan. 29, 1997
Applicant:
Inventor:
Frederick William Kern, Jr, Colchester, VT (US);
Assignee:
International Business Machines Corporation, Armonk, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; B32B / ; B32B / ;
U.S. Cl.
CPC ...
4274124 ; 427402 ; 4274071 ; 428 366 ; 428 3991 ; 428421 ; 428422 ; 428518 ; 428520 ; 428522 ; 138141 ; 138145 ; 138146 ; 138D / ;
Abstract
A method for reducing the corrosive chemical vapor permeability of a polyfluoroorgano resin substrate which comprises coating its outer surface with a vinylidene dichloride copolymer. The method produces a polyfluoroorgano resin substrate-vinylidene dichloride copolymer composite, for example a TEFLON-perfluoralkyl vinylether copolymer pipe having its surface immediate to the environment treated with a vinylidene dichloride/vinyl chloride copolymer.
Kern, Jr, Frederick. (2000). Method of making polyfluoroorgano composites (U.S. Patent No. 6020033). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6020033
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile