US3199457A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reciprocating pump
Assignee: Ustick Repair & Custom Manufacturing
•
Filing: 1963-09-26
•
Granted: 1965-08-10
•
Expires: 1983-09-26
Abstract
No abstract record available.
Inventors
- 👤 Clyde A Smart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 18:09
CPC Classifications
F; F04; F04B; F04B53/00; F04B53/10; F04B53/1037; F04B53/1047; F04B53/1055; F04B15/00; F04B15/02; F04B53/12; F04B53/123; F04B9/00; F04B9/02; F04B9/06; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7879; Y10T137/788; Y10T137/7882; Y10T137/7885
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
58 words
A RECIPROCATING PUMP FOR PUMPING SLURRIES, COMPRISING A PAIR OF COAXIAL STATIONARY CONDUIT PORTIONS HAVING THEIR ADJACENT ENDS SPACED APRAT, A MOVABLE CONDUIT SECTION HAVING ITS ENDS SLIDABLY DISPOSED IN SAID ADJACENT ENDS, ONE-WAY VALVE MEANS DISPOSED IN THE MOVABLE CONDUIT SECTION, HOUSING MEANS FOR SAID ONE-WAY VALVE MEANS, SAID HOUSING MEANS BEING DISPOSED IN SAID MOVABLE CON-
Claim 2
Dependent Claim
58 words
A RECIPROCATING PUMP FOR PUMPING SLURRIES, COMPRISING A PAIR OF COAXIAL STATIONARY CONDUIT PORTIONS HAVING THEIR ADJACENT ENDS SPACED APRAT, A MOVABLE CONDUIT SECTION HAVING ITS ENDS SLIDABLY DISPOSED IN SAID ADJACENT ENDS, ONE-WAY VALVE MEANS DISPOSED IN THE MOVABLE CONDUIT SECTION, HOUSING MEANS FOR SAID ONE-WAY VALVE MEANS, SAID HOUSING MEANS BEING DISPOSED IN SAID MOVABLE CON-
References Cited (Backward Citations)
US184461A
Cited
US1605830A
Cited
US2172751A
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US1538911A
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US1749367A
Cited
US2688979A
Cited
US2815715A
Cited
US2791969A
Cited
US3136257A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-09 | 1969-02-08 | 1969-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-09 | 1973-02-08 | 1973-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-09 | 1977-02-08 | 1977-08-10 | $7700.00 | Window Closed / Lapsed |