Patent US2832985A successfully refreshed from Google Patents.
Patent US3408085A successfully refreshed from Google Patents.
US3408085A
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US
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Device for sealingly transmitting a liquid under pressure from a stationary structural part into a rotating shaft or the reverse
Assignee: Lips NV
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Filing: 1966-03-14
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Granted: 1968-10-29
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Expires: 1986-03-14
Abstract
No abstract record available.
Inventors
- 👤 Hubertus Petrus Van Spijk
- 👤 Johannes Martinus Van Weert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:58
CPC Classifications
F; F16; F16C; F16C32/00; F16C32/06; F16C32/0681; F16C32/0692; B; B63; B63H; B63H3/00; B63H3/06; B63H3/08; F16C32/0696; F16J; F16J15/00; F16J15/16; F16J15/34; F16J15/3404; F16J15/3408; F16J15/3412; F16J15/40; F16L; F16L27/00; F16L27/08; F16L27/087; B63H2003/088; F16C2326/00; F16C2326/30; Y; Y10; Y10S; Y10S277/00; Y10S277/907
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) | 1971-10-29 | 1972-04-29 | 1972-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-29 | 1976-04-29 | 1976-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-29 | 1980-04-29 | 1980-10-29 | $7700.00 | Window Closed / Lapsed |