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Patent 28893 Summary

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Claims and Abstract availability

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(12) Patent: (11) CA 28893
(21) Application Number: 28893
(54) English Title: PLOUGH
(54) French Title: CHARRUE
Status: Term Expired - Post Grant Beyond Limit
Bibliographic Data
(51) International Patent Classification (IPC): N/A
(72) Inventors :
  • PRATT, WALTER J.M. (Canada)
(73) Owners :
  • WALTER J.M. PRATT
(71) Applicants :
(74) Agent:
(74) Associate agent:
(45) Issued: 1888-04-13
(22) Filed Date:
Availability of licence: N/A
Dedicated to the Public: N/A
(25) Language of filing: English

Patent Cooperation Treaty (PCT): No

(30) Application Priority Data: None

Abstracts

Sorry, the abstracts for patent document number 28893 were not found.

Claims

Note: Claims are shown in the official language in which they were submitted.

Claim 1st In a plough, the skifes p, p of a plain flat bar of iron or steel bent round so that the upper ends may be adjustably bolted to the plough beam, and the cast plough body bolted to the lower curved part, substantially as and for the purpose hereinbefore set forth. 2nd In a plough, the east iron body having a recess to receive the skife, substantially as described. 3rd In a single plough, the skife having one end extending upwards to form one of the plough handles, substantially as described. 4th In a plough, the combination of frame a a1, front cross bar b, furrow wheel c, crank axle d located in bearings e, e. land wheel f, lifting wheel g, substantially as described. 5th In a plough, the skipes p,p, in combination with the plough body r having attached to it in the usual way mould board t and shares u, of the frame bar or beam, substantially as and for the purpose hereinbefore set forth. 6th In a plough, the combination of skife p, frame a, hand lever 5, quadrant in having notch f, and adjustable stop n, substantially as described and shown.
Description

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Representative Drawing

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Administrative Status

2024-08-01:As part of the Next Generation Patents (NGP) transition, the Canadian Patents Database (CPD) now contains a more detailed Event History, which replicates the Event Log of our new back-office solution.

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Event History

Description Date
Inactive: Expired (old Act Patent) latest possible expiry date 1906-04-13
Grant by Issuance 1888-04-13

Abandonment History

There is no abandonment history.

Owners on Record

Note: Records showing the ownership history in alphabetical order.

Current Owners on Record
WALTER J.M. PRATT
Past Owners on Record
None
Past Owners that do not appear in the "Owners on Record" listing will appear in other documentation within the application.
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