US2847035A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid circuitry
Assignee: Individual
•
Filing: 1954-08-11
•
Granted: 1958-08-12
•
Expires: 1974-08-11
Abstract
No abstract record available.
Inventors
- 👤 Melville F Peters
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 12:21
CPC Classifications
F; F16; F16L; F16L55/00; F16L55/04; F16L51/00; F16L51/02; F16L51/03; F16L55/045; F16L55/05; F16L55/052; F16L55/053; F16L55/054
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2735642A
Cited
US1707912A
Cited
GB279846A
Cited
FR646891A
Cited
US1950107A
Cited
DE667144C
Cited
US2768647A
Cited
DE838672C
Cited
US2609001A
Cited
US2677393A
Cited
US2682893A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-11 | 1962-02-10 | 1962-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-11 | 1966-02-10 | 1966-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-11 | 1970-02-10 | 1970-08-12 | $7700.00 | Window Closed / Lapsed |