Patent US5331226A successfully refreshed from Google Patents.
Patent US3167361A successfully refreshed from Google Patents.
US3167361A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotating bearing
Assignee: Individual
•
Filing: 1963-05-28
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Granted: 1965-01-26
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Expires: 1983-05-28
Abstract
No abstract record available.
Inventors
- 👤 Ralph B Snapp
- 👤 Watt V Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:09
CPC Classifications
B; B63; B63H; B63H23/00; B63H23/32; B63H23/321; F; F16; F16C; F16C33/00; F16C33/02; F16C33/04; F16C33/22; B63H2023/323; F16C2326/00; F16C2326/30
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-01-26 | 1968-07-27 | 1969-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-01-26 | 1972-07-27 | 1973-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-01-26 | 1976-07-27 | 1977-01-26 | $7700.00 | Window Closed / Lapsed |