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:
Jan. 29, 1991
Filed:
Sep. 15, 1989
Applicant:
Inventors:
Assignee:
Rolls-Royce plc, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C23C / ; B32B / ;
U.S. Cl.
CPC ...
428469 ; 148284 ; 148D / ;
Abstract
A method of providing a surface of titanium or an alloy thereof with a protective coating in which the surface is cleaned and then heated in clean air at a temperature within the range 500.degree.-550.degree. C. for a period of at least four hours.
Bettridge, David. (1991). Method of providing titanium and alloys thereof with a protective coating (U.S. Patent No. 4988575). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4988575
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile