Patent US3818952A successfully refreshed from Google Patents.
Patent US2976089A successfully refreshed from Google Patents.
US2976089A
Expired / Lapsed
US
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Roller wheel lubrication
Assignee: EW Buschman Co Inc
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Filing: 1958-06-24
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Granted: 1961-03-21
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Expires: 1978-06-24
Abstract
No abstract record available.
Inventors
- 👤 Rudolph B Vogt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:06
CPC Classifications
F; F16; F16H; F16H7/00; F16H7/18; B; B65; B65G; B65G17/00; B65G17/20; F16C; F16C13/00; F16C13/006; F16C33/00; F16C33/30; F16C33/66; F16C33/6603; F16C33/6607; F16C33/6622; B65G2201/00; B65G2201/02; F16C2326/00; F16C2326/58
Claims Analysis
Total Claims: 0
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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) | 1964-03-20 | 1964-09-19 | 1965-03-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-20 | 1968-09-19 | 1969-03-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-20 | 1972-09-19 | 1973-03-21 | $7700.00 | Window Closed / Lapsed |