Patent US2546056A successfully refreshed from Google Patents.
US2546056A
Expired / Lapsed
US
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Clutch facing and method of making same
Assignee: Raybestos Manhattan Inc
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Filing: 1948-06-08
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Granted: 1951-03-20
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Expires: 1968-06-08
Abstract
No abstract record available.
Inventors
- 👤 Clyde S Batchelor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:10
CPC Classifications
F; F16; F16D; F16D69/00; F16D69/02; F16D69/025; F16D69/026; F16D69/021; F16D69/022; F16D2069/009
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
29 words
AN ENDLESS CLUTCH FACING COMPRISING A SPIRALLY WOUND FIBROUS FABRIC STRIP AND A FIBROUS FABRIC SHEET BONDED TO AND COEXTENSIVE WITH ONE OF THE FACES OF SAID WOUND COMPONENT.
Claim 2
Dependent Claim
29 words
AN ENDLESS CLUTCH FACING COMPRISING A SPIRALLY WOUND FIBROUS FABRIC STRIP AND A FIBROUS FABRIC SHEET BONDED TO AND COEXTENSIVE WITH ONE OF THE FACES OF SAID WOUND COMPONENT.
Claim 3
Independent Claim
30 words
THE METHOD OF REINFORCING A CLUTCH FACING FORMED OF A SPIRAL COIL OF FIBROUS FABRIC STRIP MATERIAL, WHICH COMPRISES BONDING TO ONE OF ITS FACES A COEXTENSIVE FIBROUS FABRIC SHEET.
Claim 4
Independent Claim
30 words
THE METHOD OF REINFORCING A CLUTCH FACING FORMED OF A SPIRAL COIL OF FIBROUS FABRIC STRIP MATERIAL, WHICH COMPRISES BONDING TO ONE OF ITS FACES A COEXTENSIVE FIBROUS FABRIC SHEET.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-19 | 1954-09-18 | 1955-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-19 | 1958-09-18 | 1959-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-19 | 1962-09-18 | 1963-03-20 | $7700.00 | Window Closed / Lapsed |