Patent US3011835A successfully refreshed from Google Patents.
US3011835A
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US
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Stern bearing packing glands
Assignee: Individual
•
Filing: 1958-10-14
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Granted: 1961-12-05
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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
2026-11-02 18:51
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
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US400543A
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US712966A
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US721287A
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US796618A
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US2186537A
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US2283871A
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US2328578A
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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 |