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Patent US2852951A successfully refreshed from Google Patents.
US2852951A
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US
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Manually adjustable variable pitch v-type pulley
Assignee: MINER PULLEY AND TRANSMISSION
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Filing: 1955-05-16
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Granted: 1958-09-23
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Expires: 1975-05-16
Abstract
No abstract record available.
Inventors
- 👤 Miner Charles Hugh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:28
CPC Classifications
F; F16; F16H; F16H55/00; F16H55/32; F16H55/52; F16H55/56; F16H63/00; F16H63/02; F16H63/04; F16H63/06; F16H63/067; F16H61/00; F16H61/66; F16H61/662
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE350354C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-22 | 1962-03-24 | 1962-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-22 | 1966-03-24 | 1966-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-22 | 1970-03-24 | 1970-09-23 | $7700.00 | Window Closed / Lapsed |