US2795374A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid flow pulsation damping
Assignee: EIDP Inc
•
Filing: 1953-08-13
•
Granted: 1957-06-11
•
Expires: 1973-08-13
Abstract
No abstract record available.
Inventors
- 👤 Sheldon E Isakoff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:20
CPC Classifications
F; F16; F16L; F16L55/00; F16L55/04; F04; F04B; F04B39/00; F04B39/0027; F04B39/0055
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2297046A
Cited
US2343152A
Cited
US2405100A
Cited
US2437446A
Cited
GB605054A
Cited
US2501751A
Cited
US2474553A
Cited
US2518832A
Cited
US2631614A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-06-10 | 1960-12-10 | 1961-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-10 | 1964-12-10 | 1965-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-10 | 1968-12-10 | 1969-06-11 | $7700.00 | Window Closed / Lapsed |