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Expired Canadian patentCanada

Carrying cart equipped with service rack

CA 1238669 A · Owner: Karashima, Masashi · Inventors: Karashima, Masashi

CIPO record

Overview

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

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Abstract From the Canadian patent

CARRYING CART EQUIPPED WITH SERVICE RACK ABSTRACT OF THE DISCLOSURE:, A service cart assembly including a cart complete having a lower base equipped with a plurality of rollers or wheels thereunder and a plurality of posts erected standing upright from the lower base with a top plate installed thereupon and, a stepladder built in the cart complete having a rear leg element fixed rigidly to the rear end portion of a top plate of said stepladder and having a front leg element connected pivotally to the front end portion thereof; which comprises connecting arm means connected pivotally at the rear end thereof to the lower base of the cart complete and at the front end thereof to the rear leg …

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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 June 28, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 28, 2005.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 30, 1985
GrantedJune 28, 1988
Term endedJune 28, 2005
Patent numberCA 1238669 A
Classification (IPC)B62B3/00

Timeline

Timeline From CIPO dates

1986198819901992199419961998200020022004Application filedApril 30, 1985Patent grantedJune 28, 1988Term endedJune 28, 2005

Sources & verification

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