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:
Jun. 06, 1978
Filed:
Jun. 07, 1977
Applicant:
Inventors:
John E Cassidy, Churchville, PA (US);
Max H Kraus, Huntingdon Valley, PA (US);
Assignee:
Electro-Nite Co., Philadelphia, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C21C / ; F16L / ; B65N / ;
U.S. Cl.
CPC ...
266 87 ; 266225 ; 428 36 ; 138141 ; 138144 ; 156190 ;
Abstract
The composite tube has an inner core of a first material, an intermediate zone of a second material surrounding said core, and an outer wrap surrounding and confining said intermediate zone. The intermediate zone is spirally wound layers of ceramic paper bonded together. The tube is light in weight and has a very low thermal conductivity.
Cassidy, John. (1978). Composite high temperature protection tube (U.S. Patent No. 4093193). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4093193
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile