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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 8324382 B1

PDFFull Text
Date of Patent:
Dec. 04, 2012

Filed:

Sep. 21, 2009

Crystalline forms of pemetrexed diacid, and preparations thereof

Applicants:

Jie Luo, Chongqing, CN;

Meng Lin, Chongqing, CN;

Zhengyong Zhu, Chongqing, CN;

Junlai Luo, Chongqing, CN;

Wenrun YE, Chongqing, CN;

Yongmei Qin, Chongqing, CN;

Jie Deng, Chongqing, CN;

Inventors:

Jie Luo, Chongqing, CN;

Meng Lin, Chongqing, CN;

Zhengyong Zhu, Chongqing, CN;

Junlai Luo, Chongqing, CN;

Wenrun Ye, Chongqing, CN;

Yongmei Qin, Chongqing, CN;

Jie Deng, Chongqing, CN;

Assignee:

Chongqing Pharmaceutical Research Institute Co., Ltd., Chongqing, CN;

Attorney:

Workman Nydegger

Primary Examiner:

Golam M M Shameem

Assistant Examiner:

Karen Cheng

Int. Cl.
CPC ...
C07D 487/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

Three new crystalline forms of pemetrexed diacid, preparation methods and uses thereof are disclosed. These preparation processes are simple and have better practicality.

Find Patent Forward Citations

Luo, Jie. (2012). Crystalline forms of pemetrexed diacid, and preparations thereof (U.S. Patent No. 8324382). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8324382

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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