US2889895A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic energy absorber
Assignee: Individual
•
Filing: 1955-12-19
•
Granted: 1959-06-09
•
Expires: 1975-12-19
Abstract
No abstract record available.
Inventors
- 👤 John E Snow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:03
CPC Classifications
F; F16; F16F; F16F15/00; F16F15/02; F16F15/023; F16F15/027; B; B64; B64C; B64C13/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2765054A
Cited
US787374A
Cited
US840877A
Cited
US2001988A
Cited
US1956110A
Cited
US2632425A
Cited
FR1077611A
Cited
US2767601A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-06-08 | 1962-12-08 | 1963-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-06-08 | 1966-12-08 | 1967-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-06-08 | 1970-12-08 | 1971-06-09 | $7700.00 | Window Closed / Lapsed |