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:
Nov. 13, 1990
Filed:
Jan. 31, 1989
Applicant:
Inventors:
Randolph W Chan, Palo Alto, CA (US);
Lawrence D Schwartz, Menlo Park, CA (US);
Richard E Rodkey, Pleasanton, CA (US);
Assignee:
Raychem Corporation, Menlo Park, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B41L / ; B32B / ;
U.S. Cl.
CPC ...
101488 ; 101491 ; 400241 ; 428 351 ; 428207 ;
Abstract
Permanent white indicia are applied to a polymeric surface, preferably of a black, heat-recoverable marker sleeve for wire or cable, using an ink composition comprising a pigment that is thermally stable at a temperature of at least about 350.degree. C., preferably titanium dioxide and a binder, such as nitrocellulose, and then heating the surface to permatize the mark. The marked article passes MIL-STD-202 in mark permanence.