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Patent 28084 Summary

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Claims and Abstract availability

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(12) Patent: (11) CA 28084
(21) Application Number: 28084
(54) English Title: PIANO-FORTE
(54) French Title: FORTE-PIANO
Status: Term Expired - Post Grant Beyond Limit
Bibliographic Data
(51) International Patent Classification (IPC): N/A
(72) Inventors :
  • REICH, EMIL (Canada)
(73) Owners :
  • EMIL REICH
(71) Applicants :
(74) Agent:
(74) Associate agent:
(45) Issued: 1887-11-26
(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 28084 were not found.

Claims

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

Claim lst The strings of a piano-forte stretched over the bridge, so that the strain shall be directed on the bridge at right angles to the plane of the sounding-board, substantially as and for the purpose specified. 2nd In a piano-forte, the plate B having a step a formed on it below the bevel of the bridge D, the plate-pins b, ct arranged alternately on the step a and bridge D, in combination with the strings E arranged in alternate pairs on the plate-pins it and d, so that the strain shall be directed in a line at right angles to the plane of the sounding-board A, substantially as and for the purpose specified. 3rd In a piano-forte, the plate B having a step a formed on it below the level of the bridge D, the plate-pins 5, d arranged alternately on the step a and bridge D, in combination with the strings E arranged in alternate pairs on the plate-pins b and d, and stretched over the bridge D. the bar F secured to the bridge D to resist the strain on the strings E when they are stretched, as described, substantially as and for the purpose specified. 4th In a piano-forte, the plate B having a step a formed on it below the level of the bridge D, and its top level slightly above the level of the bridge D, the plate-pins b, d arranged alternately on the step a and bridge D, in combination with the strings E arranged in alternate pairs on the plate-pins b and d, and stretched over the bridge D, the bar F secured to the bridge D to resist the strain on the strings E when they are stretched, as described, substantially as and for the purpose specified.
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 1905-11-26
Grant by Issuance 1887-11-26

Abandonment History

There is no abandonment history.

Owners on Record

Note: Records showing the ownership history in alphabetical order.

Current Owners on Record
EMIL REICH
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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