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Patent 12374 Summary

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Claims and Abstract availability

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(12) Patent: (11) CA 12374
(21) Application Number: 12374
(54) English Title: IMPROVEMENTS ON HAY PROCESS
(54) French Title: PERFECTIONNEMENTS AUX PRESSES A FOIN
Status: Term Expired - Post Grant Beyond Limit
Bibliographic Data
(51) International Patent Classification (IPC): N/A
(72) Inventors :
  • DUPESSIS, ELONILD (Canada)
(73) Owners :
  • ELONILD DUPESSIS
(71) Applicants :
(74) Agent:
(74) Associate agent:
(45) Issued: 1881-02-18
(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

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Claims

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

Claim lst The oscillating pendant levers G combined with the toggle joint levers B having gears at their inner ends, and provided with the metal envelopes B3 furnished with pulleys H, and attached to the lower ends of the oscillating pendant levers G. 2nd The metal envelope B3 attached to the oscillating pendant levers G at one end, and at a middle or centre to lower end of the toggle joint levers B. and provided at the other end with the pulleys H and ropes B4. 3rd The toggle joint levers B with gears B1, at one end, and the metal envelope B3, at the other end, and provided with blocks H and pivoted to the oscillating pendant levers G. 4th. The metal envelope B3 pivoted to the oscillating pendant levers G, and provided with pulleys H and ropes B4.
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 1899-02-18
Grant by Issuance 1881-02-18

Abandonment History

There is no abandonment history.

Owners on Record

Note: Records showing the ownership history in alphabetical order.

Current Owners on Record
ELONILD DUPESSIS
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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