US3119280A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reciprocating pump
Assignee: Chemical Flow Controls Inc
•
Filing: 1961-03-03
•
Granted: 1964-01-28
•
Expires: 1981-03-03
Abstract
No abstract record available.
Inventors
- 👤 Robert W Mann
- 👤 Jr Edward R Lindsay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:24
CPC Classifications
F; F04; F04B; F04B49/00; F04B49/12; F04B49/123; F04B49/125; F04B43/00; F04B43/0009; F04B43/0081; F04B43/009; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/211; Y10T74/2116
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US540843A
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US2083073A
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US2326474A
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US2323950A
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US2414806A
Cited
US2356993A
Cited
US2612837A
Cited
US2544055A
Cited
US2900839A
Cited
US2776573A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-27 | 1967-07-29 | 1968-01-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-27 | 1971-07-29 | 1972-01-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-27 | 1975-07-29 | 1976-01-28 | $7700.00 | Window Closed / Lapsed |