US2668039A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combined cutting and loading machine
Assignee: Goodman Manufacturing Co LP
•
Filing: 1949-08-26
•
Granted: 1954-02-02
•
Expires: 1969-08-26
Abstract
No abstract record available.
Inventors
- 👤 Cartlidge Frank
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:01
CPC Classifications
E; E21; E21C; E21C27/00; E21C27/10; E21C27/12; E21C27/126
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US981201A
Cited
US1404835A
Cited
US2269781A
Cited
US2287230A
Cited
US2368863A
Cited
US2415217A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-01 | 1957-08-03 | 1958-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-01 | 1961-08-03 | 1962-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-01 | 1965-08-03 | 1966-02-02 | $7700.00 | Window Closed / Lapsed |