Patent Yard Sign in
Expired Canadian patentCanada

Therapeutic agent for skin ulcers

CA 1302264 C · Owner: Daiichi Seiyaku Co. Ltd. · Inventors: Mano, Eiko; Ikada, Junji

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

Open the CIPO record

Abstract From the Canadian patent

The present invention provides a novel therapeutic agent for skin ulcers comprising a therapeutically effective amount of adenosine-3',5'-cyclic phosphate or a derivative thereof, as the active ingredient in, association with a pharmaceutically acceptable carrier therefor; and also a method for the treatment of skin ulcers by using this agent. The therapeutic agent is prepared into various forms such as emulsions ointments, and creams, and is externally applied to the affected part.

Read the whole patent

Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Granted June 2, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 2, 2009.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 11, 1987
GrantedJune 2, 1992
Term endedJune 2, 2009
Patent numberCA 1302264 C
Classification (IPC)A61K31/70 +1 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedJune 11, 1987Patent grantedJune 2, 1992Term endedJune 2, 2009

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.