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:
Oct. 25, 1977
Filed:
Feb. 23, 1976
Applicant:
Inventor:
Young D Kim, Columbus, OH (US);
Assignee:
Ashland Oil, Inc., Ashland, KY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08L / ;
U.S. Cl.
CPC ...
260 293 ; 260 / ;
Abstract
Disclosed is a phenol-formaldehyde resin for foundry core making having a free formaldehyde content of less than one percent and a water content of 10 to 12 percent.
Kim, Young. (1977). Phenol-formaldehyde resin for foundry applications (U.S. Patent No. 4055528). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4055528
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile