Patent Yard Sign in
Expired Canadian patentCanada

Safety razor and process for manufacture of a surface of low frictional resistance on a safety razor

CA 1341069 C · Owner: Althaus, Wolfgang · Inventors: Lorenz, Donald H.; Creasy, Walter S.; Althaus, Wolfgang

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 invention concerns a safety razor with a platform for at least one razor blade, where a surface in contact with the skin of the user during the shaving process is provided with a lubricant and also a process for making such a surface of low frictional resistance on a safety razor. To further develop the safety razor of the aforementioned type in such a way that the surface work to be done when shaving is reduced without the disadvantages occurring produced by a lubricant which is dissolved out of the carrier material on contact with water when staying and forms a film of lubricant on the skin of the user improving slidability it is proposed that, the lubricant be A xerogel which on the …

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 August 1, 2000. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 1, 2017.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 18, 1988
GrantedAugust 1, 2000
Term endedAugust 1, 2017
Patent numberCA 1341069 C
Classification (IPC)B26B19/40 +2 more

Timeline

Timeline From CIPO dates

1989199219951998200120042007201020132016Application filedNov 18, 1988Patent grantedAug 1, 2000Term endedAug 1, 2017

Sources & verification

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