Patent US2883180A successfully refreshed from Google Patents.
US2883180A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic accumulators
Assignee: Individual
•
Filing: 1955-08-22
•
Granted: 1959-04-21
•
Expires: 1975-08-22
Abstract
No abstract record available.
Inventors
- 👤 Moulton Alexander Eric
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:39
CPC Classifications
F; F16; F16F; F16F13/00; F15; F15B; F15B1/00; F15B1/02; F15B1/04; F15B2201/00; F15B2201/20; F15B2201/30; F15B2201/31; F15B2201/315; F15B2201/3151; F15B2201/3156; F15B2201/40; F15B2201/41
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US698953A
Cited
GB191028709A
Cited
US1089663A
Cited
US2313486A
Cited
DE714386C
Cited
US2318437A
Cited
US2582363A
Cited
US2537634A
Cited
US2504424A
Cited
US2808070A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-20 | 1962-10-20 | 1963-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-20 | 1966-10-20 | 1967-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-20 | 1970-10-20 | 1971-04-21 | $7700.00 | Window Closed / Lapsed |