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:
Jan. 01, 2013
Filed:
Apr. 23, 2009
Johnny Cheuk-on Tang, Hong Kong, CN;
Albert Sun-chi Chan, Hong Kong, CN;
Kim-hung Lam, Hong Kong, CN;
Chung-hin Chui, Hong Kong, CN;
Stanton Hon Lung Kok, Hong Kong, CN;
Marcus Chun Wah Yuen, Hong Kong, CN;
Sau Hing Chan, Hong Kong, CN;
Chor Hing Cheng, Hong Kong, CN;
Filly Cheung, Hong Kong, CN;
Johnny Cheuk-on Tang, Hong Kong, CN;
Albert Sun-chi Chan, Hong Kong, CN;
Kim-hung Lam, Hong Kong, CN;
Chung-hin Chui, Hong Kong, CN;
Stanton Hon Lung Kok, Hong Kong, CN;
Marcus Chun Wah Yuen, Hong Kong, CN;
Sau Hing Chan, Hong Kong, CN;
Chor Hing Cheng, Hong Kong, CN;
Filly Cheung, Hong Kong, CN;
The Hong Kong Polytechnic University, Hong Kong, CN;
Abstract
A cantharimide compound may include the backbone of formula (1). R, R, R, and Rmay be independently selected from the group consisting of H, C(O)OR, C(O)R, C(O)NRR, NRC(O)R, N—RR, O—R, S—R, P(O)(OR)(OR), As(O)(OR)(OR), SOR, SOR, and B(OR). Xto Xmay be independently selected from the group consisting of nitrogen and carbon, such that Xto Xare not all hydrogen. Y, Yand Rto Rmay be independently selected from the group consisting of hydrogen, C-alkyl, -aryl, heteroaryl, and a bioactive polymer.