US2945689A
Expired / Lapsed
US
⏱️ 0.0 years remaining
External seal shock absorber
Assignee: Individual
•
Filing: 1957-03-15
•
Granted: 1960-07-19
•
Expires: 1977-03-15
Abstract
No abstract record available.
Inventors
- 👤 Karl A Klinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:43
CPC Classifications
F; F16; F16F; F16F9/00; F16F9/06; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86718
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1819414A
Cited
US2115383A
Cited
FR852704A
Cited
DE897639C
Cited
US2688150A
Cited
US2781051A
Cited
US2720378A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-19 | 1964-01-18 | 1964-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-19 | 1968-01-18 | 1968-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-19 | 1972-01-18 | 1972-07-19 | $7700.00 | Window Closed / Lapsed |