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:
Oct. 20, 2015
Filed:
Jun. 09, 2010
Junichi Edahiro, Niigata, JP;
Hitoshi Sakamoto, Niigata, JP;
Kazuto Ikemoto, Niigata, JP;
Hajime Shimizu, Niigata, JP;
Tatsuya Hasegawa, Niigata, JP;
Junichi Edahiro, Niigata, JP;
Hitoshi Sakamoto, Niigata, JP;
Kazuto Ikemoto, Niigata, JP;
Hajime Shimizu, Niigata, JP;
Tatsuya Hasegawa, Niigata, JP;
MITSUBISHI GAS CHEMICAL COMPANY, INC., Tokyo, JP;
Abstract
A crystal of pyrroloquinoline quinone disodium salt having peaks at 2θ of 9.1°, 10.3°, 13.8°, 17.7°, 18.3°, 24.0°, 27.4°, 31.2° and 39.5° (±0.2° for each) in powder X-ray diffractometry using Cu Kα radiation, or a crystal of pyrroloquinoline quinone trisodium salt having peaks at 2θ of 6.6°, 11.4°, 13.0°, 22.6°, 26.9°, 27.9°, 37.0°, 38.9° and 43.4° (±0.2° for each) in powder X-ray diffractometry using Cu Kα radiation.