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:
Sep. 08, 1987
Filed:
Jul. 22, 1986
Applicant:
Inventors:
Clifford R Boldt, Corpus Christi, TX (US);
Richard K Greene, Kenet Square, PA (US);
Assignee:
Celanese Engineering Resins, Inc., Chatham, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528241 ; 528240 ; 528243 ; 528270 ;
Abstract
Oxymethylene polymers are prepared by the continuous polymerization of trioxane using as a catalyst a blend of boron trifluoride gas and nitrogen gas. Oxymethylene polymers are used in the manufacture of plumbing fixtures, pipes, automobile body parts and a variety of other articles.
Boldt, Clifford. (1987). Process for preparing oxymethylene polymers using boron trifluoride in (U.S. Patent No. 4692505). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4692505
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile