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.:

US 8962888 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 24, 2015

Filed:

Mar. 06, 2013
Applicant:

Physical Sciences, Inc., Andover, MA (US);

Inventors:

Dorin V. Preda, Medford, MA (US);

Prakash B. Joshi, Andover, MA (US);

Anait (Tsinberg) Scherer, Somerville, MA (US);

Laurel A. Vernarelli, Somerville, MA (US);

Assignee:

Physical Sciences, Inc., Andover, MA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 277/00 (2006.01); C07C 279/00 (2006.01); C07C 279/02 (2006.01);
U.S. Cl.
CPC ...
C07C 279/02 (2013.01);
Abstract

Methods for forming spherical crystal habit are shown. A needle-shaped crystal habit, a solvent, and a surfactant are combined and dissolved forming a first solution. The first solution and an anti-solvent are combined forming a second solution. The second solution is cooled. Spherical crystal habit is formed.


Find Patent Forward Citations

Preda, Dorin. (2015). Forming spherical crystal habit (U.S. Patent No. 8962888). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8962888

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