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. 24, 2003
Filed:
May. 09, 2001
Moohi Yoo, Seoul, KR;
Wonbae Kim, Seoul, KR;
Min Sun Chang, Kyunggi-do, KR;
Joong In Lim, Kyunggi-do, KR;
Dong Sung Kim, Kyunggi-do, KR;
Ik Yon Kim, Kyunggi-do, KR;
Tae Kyun Lim, Kyunggi-do, KR;
Byoung Ok Ahn, Kyunggi-do, KR;
Kyung Koo Kang, Kyunggi-do, KR;
Miwon Son, Kyunggi-do, KR;
Hyounmie Doh, Seoul, KR;
Soonhoe Kim, Kyunggi-do, KR;
Hyunjoo Shim, Kyunggi-do, KR;
Taeyoung Oh, Kyunggi-do, KR;
Heungjae Kim, Kyunggi-do, KR;
Dong Goo Kim, Kyunggi-do, KR;
Dong A Pharm Co., Ltd., Seoul, KR;
Abstract
The present invention relates to pyrazolopyrimidinone derivatives of formula 1, their preparation method and pharmaceutical compositions containing the said derivatives. The compounds have efficacy on the treatment of impotence, one of male sexual dysfunctions with the side effects reduced.