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. 18, 1990
Filed:
Jan. 31, 1989
Applicant:
Inventor:
John R McCauley, Louisville, MD (US);
Assignee:
UOP, Des Plaines, IL (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ; B01J / ;
U.S. Cl.
CPC ...
502 65 ; 502 68 ; 502 84 ; 502302 ; 502304 ;
Abstract
Aluminum-rare earth element-oxygen oligomers, having unprecedented hydrothermal stability and disclosed such materials having utility as precursors in the preparation of large pore intercalated clays.
McCauley, John. (1990). Stable intercalated clays and preparation method (U.S. Patent No. 4957889). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4957889
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile