Patent US4468371A successfully refreshed from Google Patents.
Patent US2605099A successfully refreshed from Google Patents.
US2605099A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rubber-metal spring
Assignee: Bridgestone Firestone Inc
•
Filing: 1949-01-07
•
Granted: 1952-07-29
•
Expires: 1969-01-07
Abstract
No abstract record available.
Inventors
- 👤 Roy W Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:48
CPC Classifications
F; F16; F16F; F16F3/00; F16F3/08; F16F3/10; F16F3/12
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US84258A
Cited
US168846A
Cited
GB190003698A
Cited
FR34669E
Cited
US2005089A
Cited
US2056106A
Cited
US2156580A
Cited
US2192355A
Cited
GB497008A
Cited
US2314505A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-07-29 | 1956-01-28 | 1956-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-07-29 | 1960-01-28 | 1960-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-07-29 | 1964-01-28 | 1964-07-29 | $7700.00 | Window Closed / Lapsed |