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 8158821 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 17, 2012

Filed:

Jul. 24, 2007
Applicant:

Naohisa Tachiya, Satte, JP;

Inventor:

Naohisa Tachiya, Satte, JP;

Assignee:

Cosmo Oil Co., Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 229/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

To provide a novel crystal of 5-aminolevulinic acid phosphate having a high thermal stability, a high melting point, and an excellent moisture absorption resistance as well as a process for producing the same. A crystal of 5-aminolevulinic acid phosphate, which shows characteristic peaks at 7.9°±0.2°, 15.8°±0.2°, 18.9°±0.2°, 20.7°±0.2°, 21.1°±0.2°, 21.4°±0.2°, 22.9°±0.2°, 33.1°±0.2°, and 34.8±0.2° as diffraction angles 2θ in a powder X-ray diffraction, and a process for producing the same.


Find Patent Forward Citations

Tachiya, Naohisa. (2012). Crystal of 5-aminolevulinic acid phosphate and process for producing the same (U.S. Patent No. 8158821). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8158821

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