US3011835A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stern bearing packing glands
Assignee: Individual
•
Filing: 1958-10-14
•
Granted: 1961-12-05
•
Expires: 1978-10-14
Abstract
No abstract record available.
Inventors
- 👤 Harold A Guthans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 11:47
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/18; F16J15/184; F16J15/185; F16J15/186; B; B63; B63H; B63H23/00; B63H23/32; B63H23/36; F16J15/32; F16J15/3204; F16J15/3224
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US200458A
Cited
US400543A
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US712966A
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US721287A
Cited
US796618A
Cited
US2186537A
Cited
US2283871A
Cited
US2328578A
Cited
US2797940A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-12-04 | 1965-06-05 | 1965-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-12-04 | 1969-06-05 | 1969-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-12-04 | 1973-06-05 | 1973-12-05 | $7700.00 | Window Closed / Lapsed |