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. 11, 1992
Filed:
Nov. 13, 1990
Applicant:
Inventor:
Charles W Wyckoff, Needham, MA (US);
Assignee:
Brite Line Corporation, Roxbury, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
E01F / ; E01F / ;
U.S. Cl.
CPC ...
404 12 ; 404 14 ;
Abstract
An improved roadway marker rubber-like strip in which the upper layer is deformed into protruberances such as wedges or ridges, preferably provided with a coating of exposed retro-reflective beads, that have been cross-link-vulcanized to provide the same with memory that permits shape restoration following depression by vehicle traffic, and a cold-flow un-vulcanized bottom layer adhered to the roadway and conforming without memory to the same under vehicle traffic.
Wyckoff, Charles. (1992). Surface marker strip and methods for providing improved integrity and (U.S. Patent No. 5087148). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5087148
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