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:
Jun. 20, 1995
Filed:
Feb. 08, 1994
Applicant:
Inventor:
Yumi Nakagawa, Oakland, CA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C01B / ;
U.S. Cl.
CPC ...
423706 ; 423708 ; 423D / ; 423D / ; 423D / ; 502 62 ;
Abstract
Molecular sieves, particularly zeolites, are prepared using heterobridged aza-polycyclic templates. The templates may be prepared in a series of reaction steps which include a Diels-Alder reaction between a diene and a dienophile.