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:
May. 18, 1976
Filed:
Apr. 07, 1975
Applicant:
Inventors:
Ernest N Schwenninger, Cumberland, MD (US);
Wright M Welton, Jr, Paw Paw, WV (US);
Assignee:
PPG Industries, Inc., Pittsburgh, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03B / ;
U.S. Cl.
CPC ...
65 29 ; 65158 ; 65 95 ; 65 97 ; 65162 ; 65194 ; 73351 ;
Abstract
Method and apparatus for continually monitoring the surface temperature of a moving glass ribbon at a given distance from the edge of the ribbon where the ribbon moves through a critical portion of an annealing lehr where the rate of cooling determines whether the ribbon may be cut easily after annealing and whether the ribbon is subjected to spontaneous breakage during annealing.
Schwenninger, Ernest. (1976). Measuring glass surface temperature during annealing (U.S. Patent No. 3957475). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3957475
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile