US3033121A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pump housing
Assignee: GIRTON Mfg CO Inc
•
Filing: 1961-03-07
•
Granted: 1962-05-08
•
Expires: 1981-03-07
Abstract
No abstract record available.
Inventors
- 👤 Paul K Girton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:32
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/60; F04D29/62; F04D29/628
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1074794A
Cited
US2291797A
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AT177661B
Cited
US2745351A
Cited
US2784673A
Cited
FR1085189A
Cited
FR1092549A
Cited
US2898861A
Cited
US2986095A
Cited
FR1177409A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |