US2859959A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shock isolator
Assignee: Individual
•
Filing: 1955-01-31
•
Granted: 1958-11-11
•
Expires: 1975-01-31
Abstract
No abstract record available.
Inventors
- 👤 James S Hardigg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:29
CPC Classifications
B; B65; B65D; B65D81/00; B65D81/02; B65D81/05; B65D81/07; F; F16; F16F; F16F13/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2048979A
Cited
US2324685A
Cited
US2596031A
Cited
US2585415A
Cited
US2610017A
Cited
US2703232A
Cited
US2712913A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-10 | 1962-05-12 | 1962-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-10 | 1966-05-12 | 1966-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-10 | 1970-05-12 | 1970-11-11 | $7700.00 | Window Closed / Lapsed |