US3432172A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for installing new packing on a propeller shaft
Assignee: Individual
•
Filing: 1966-11-25
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Granted: 1969-03-11
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Expires: 1986-11-25
Abstract
No abstract record available.
Inventors
- 👤 Allen L Hendrickson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 02:05
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/18; F16J15/184; B; B25; B25B; B25B27/00; B25B27/0028; B63; B63H; B63H23/00; B63H23/32; B63H23/36; F16C; F16C17/00; F16C17/12; F16C17/14; F16C33/00; F16C33/72; F16C33/74; B63H23/321; B63H2023/327; F16C2326/00; F16C2326/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US362355A
Cited
US2925291A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-10 | 1972-09-09 | 1973-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-10 | 1976-09-09 | 1977-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-10 | 1980-09-09 | 1981-03-11 | $7700.00 | Window Closed / Lapsed |