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:
Mar. 30, 1999
Filed:
Sep. 19, 1997
Applicant:
Inventors:
Mario Navarro, New Tripoli, PA (US);
William T Seeley, Sicklerville, NJ (US);
Assignees:
International Protective Coatings Corp., Oakhurst, NJ (US);
Pyro-Tech Industries Inc., Hatfield, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ;
U.S. Cl.
CPC ...
52232 ; 428192 ; 428920 ; 428921 ;
Abstract
A firestop sleeve suitable for both concrete floor and gypsum wall-board assembly including a layer of intumescent composite forming a moldable putty with a restraining layer, for wrapping around a pipe extending through the concrete floor or through the wall-board, along with a plurality of bendable tabs for depression into the wrapped layer to hold the restraining layer in position during installation.