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Expired Canadian patentCanada

Lubricating device for spindle bearings - four wheel drive vehicles

CA 1160965 A · Owner: Schmidtgall, Arnold · Inventors: Schmidtgall, Arnold

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

There is provided a lubricating device for spindle bearings which includes a cylindrical side wall and an end cap, closing one end of the side wall. A grease fitting is located in the end cap whereby automotive grease can be passed through the end cap from the outside to the space within the side wall. An internal thread at the other end of the cylindrical side wall allows the device to be threadably screwed onto the external threads of the spindle housing in a front wheel assembly of a four-wheel drive vehicle.

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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 January 24, 1984. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 24, 2001.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 19, 1981
GrantedJanuary 24, 1984
Term endedJanuary 24, 2001
Patent numberCA 1160965 A
Classification (IPC)B60R17/00

Timeline

Timeline From CIPO dates

1982198419861988199019921994199619982000Application filedOct 19, 1981Patent grantedJan 24, 1984Term endedJan 24, 2001

Sources & verification

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