US2896889A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible retainer
Assignee: Motors Liquidation Co
•
Filing: 1957-10-02
•
Granted: 1959-07-28
•
Expires: 1977-10-02
Abstract
No abstract record available.
Inventors
- 👤 Russell R Hershberger
- 👤 Shirrell C Richey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:23
CPC Classifications
F; F16; F16L; F16L3/00; F16L3/08; F16L3/12; F16L3/123; F16L3/1236; Y; Y10; Y10S; Y10S411/00; Y10S411/904; Y10S411/908; Y10T; Y10T24/00; Y10T24/31; Y10T24/318; Y10T24/34; Y10T24/3427; Y10T24/3439; Y10T24/344; Y10T24/3444; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49863; Y10T29/4987; Y10T29/49872; Y10T29/49876
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-07-27 | 1963-01-26 | 1963-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-07-27 | 1967-01-26 | 1967-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-07-27 | 1971-01-26 | 1971-07-28 | $7700.00 | Window Closed / Lapsed |