US2898647A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Window frame
Assignee: Motors Liquidation Co
•
Filing: 1955-11-14
•
Granted: 1959-08-11
•
Expires: 1975-11-14
Abstract
No abstract record available.
Inventors
- 👤 Russell J Bush
- 👤 Robert E Sayre
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:04
CPC Classifications
E; E06; E06B; E06B3/00; E06B3/04; E06B3/263; E06B3/26301; E06B3/26303
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
CA506914A
Cited
US641838A
Cited
GB532152A
Cited
US2266464A
Cited
US2411902A
Cited
US2507965A
Cited
US2599811A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-10 | 1963-02-09 | 1963-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-10 | 1967-02-09 | 1967-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-10 | 1971-02-09 | 1971-08-11 | $7700.00 | Window Closed / Lapsed |