Patent US3169014A successfully refreshed from Google Patents.
US3169014A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid-tight flexible support, seal and kit
Assignee: Individual
•
Filing: 1961-06-08
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Granted: 1965-02-09
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Expires: 1981-06-08
Abstract
No abstract record available.
Inventors
- 👤 Kenneth T Wilson
- 👤 Jr Kenneth T Wilson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 04:42
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
A FLUID-TIGHT ASSEMBLY CONSISTING A BEARING DEVICE, A SHAFT ROTATABLY PASSING THROUGH SAID DEVICE, RESILIENT SEALING MEANS FORMING PART OF SAID DEVICE AND PERIPHERALLY ENGAGING SAID SHAFT, A PORTION OF SAID DEVICE BEING CONSTRICTED INWARDLY, FROM AN OUTWARDLY-OPENING ANNULAR GROOVE, ENCIRCLING SAID SHAFT AND PROVIDING A SEAT RECEIVING SAID SEALING MEANS ENCIRCLED BY ITS UPPER EDGE PORTION, A BUSHING RECEIVING PART OF SAID BEARING DEVICE, ENCIRCLING SAID SHAFT AND THREADED TO THE ADJACENT PORTION OF SAID DEVICE, AND AN ANNULAR PORTION, RELATIVELY NARROW RADIALLY, PROJECTING FROM SAID BUSHING ENGAGING SAID SEALING MEANS ALONG A LINE APPROXIMATELY MIDWAY BETWEEN SAID SHAFT AND SAID UPPER EDGE PORTION AND ADJUSTABLY EXERTING PRESSURE THEREON.
Claim 2
Dependent Claim
30 words
A FLUID-TIGHT ASSEMBLY AS RECITED IN CLAIM 3, WHEREIN THE LOWER END OF SAID SHAFT IS TURNED AT AN ANGLE AND AN IMPELLER IS SECURED ON SAID TURNED END PORTION.
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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) | 1968-02-09 | 1968-08-10 | 1969-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-09 | 1972-08-10 | 1973-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-09 | 1976-08-10 | 1977-02-09 | $7700.00 | Window Closed / Lapsed |