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. 17, 1977
Filed:
Apr. 30, 1976
Applicant:
Inventor:
Harry Dounchis, Lawrenceville, NJ (US);
Assignee:
FMC Corporation, Philadelphia, PA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
2605 / ; 252 34 ; 252 50 ; 252405 ; 260 / ; 2606 / ; 2606 / ;
Abstract
There are disclosed, as novel compounds, high molecular weight hindered phenols based on the condensation of a nitroalkane with either formaldehyde and di-t-butylphenol or with a substituted derivative of a di-t-butylphenol. The compounds are generally useful as antioxidants for a wide variety of organic substrates.