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. 31, 1977
Filed:
Jul. 08, 1971
Applicant:
Inventors:
Athey C Stutler, Longview, TX (US);
Max Statman, Longview, TX (US);
Alden E Blood, Longview, TX (US);
Assignee:
Attorney:
Int. Cl.
CPC ...
C07c / ;
U.S. Cl.
CPC ...
2604 / ;
Abstract
Alkyl methacrylates are obtained free of impurities such as alkyl butyrates and assorted alkyl iodides by the partial crystallization of the crude alkyl methacrylate composition and subsequently contacting said crystals of alkyl methacrylate with liquid alkyl methacrylate to thereby free the crystals of occluded impurities.
Stutler, Athey. (1977). Process for purification of alkyl methacrylates (U.S. Patent No. T955005). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/T955005
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile