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:
Sep. 22, 1981
Filed:
Sep. 19, 1979
Applicant:
Inventors:
Delmont D Brown, North Baltimore, OH (US);
Michael C Rizza, Walnut Creek, CA (US);
Assignee:
The D. S. Brown Company, North Baltimore, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E01C / ;
U.S. Cl.
CPC ...
404 69 ; 52396 ; 49489 ;
Abstract
Expansion and cast-in retainer dam for sealing pavement joints against intrusion of water, dirt, etc., into the joint space, said dams utilizing a pair of rolled steel frames on opposite sides of the joint and a continuous elastomer strip spanning the joint and interlocked along its opposite edges in slotted openings in the frames by a bead of triangular cross-section on each edge of the strip.
Brown, Delmont. (1981). Expansion joint sealing structures (U.S. Patent No. 4290713). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4290713
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile