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:
Aug. 16, 1977
Filed:
Feb. 20, 1976
Applicant:
Inventors:
George Joseph Ostapchenko, Wilmington, DE (US);
Terrance Duane Phillips, Aiken, SC (US);
Assignee:
E. I. Du Pont De Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B29C / ;
U.S. Cl.
CPC ...
264 401 ; 264 89 ; 264 97 ; 425D / ;
Abstract
Blow-molded thermoplastic articles such as bottles are produced from preforms while measuring the pressure in the article and comparing the measured pressure with standard values. Articles having measured pressure values which deviate from standard are rejected.
Ostapchenko, George. (1977). Process for the automatic inspection of blow-molded articles (U.S. Patent No. 4042657). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4042657
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile