Patent Yard Sign in
Expired Canadian patentCanada

Radiation active silicon compounds having thioether linked functional groups

CA 1331010 C · Owner: Eckberg, Richard Paul · Inventors: Eckberg, Richard Paul

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

Abstract of the Disclosure Radiation active silicon compounds and a method of producing the same are disclosed which have functional groups selected from either or both of mercaptan or -CHR1 = CR1H joined to a silicon atom through a thioether linkage. Further disclosed are radiation curable compositions containing the radiation active silicon compounds.

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 July 26, 1994. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 26, 2011.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 26, 1988
GrantedJuly 26, 1994
Term endedJuly 26, 2011
Patent numberCA 1331010 C
Classification (IPC)C07F7/18 +2 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedJuly 26, 1988Patent grantedJuly 26, 1994Term endedJuly 26, 2011

Sources & verification

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