Patent US3363881A successfully refreshed from Google Patents.
US3363881A
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Power sheave
Assignee: KOBELT Manufacturing
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Filing: 1966-06-06
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Granted: 1968-01-16
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Expires: 1986-06-06
Abstract
No abstract record available.
Inventors
- 👤 Jack R Kobelt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:31
CPC Classifications
G; G05; G05G; G05G7/00; G05G7/02; G05G7/10; B; B66; B66D; B66D1/00; B66D1/28; B66D1/30; B66D1/34; B66D3/00; B66D3/04; B66D2700/00; B66D2700/02; B66D2700/026; B66D2700/028; Y; Y10; Y10T; Y10T24/00; Y10T24/39; Y10T24/3958; Y10T24/396; Y10T74/00; Y10T74/18; Y10T74/18856; Y10T74/20; Y10T74/20396; Y10T74/20402; Y10T74/20408; Y10T74/20474; Y10T74/20486
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2354422A
Cited
US2418565A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |