US2944500A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for forming sheet metal
Assignee: Rohr Inc
•
Filing: 1954-10-22
•
Granted: 1960-07-12
•
Expires: 1974-10-22
Abstract
No abstract record available.
Inventors
- 👤 Burt F Raynes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:19
CPC Classifications
B; B21; B21J; B21J7/00; B21J7/20; B21J7/36; B21J7/42; B21J7/44; B21D; B21D22/00; B21K; B21K29/00; C; C21; C21D; C21D7/00; C21D7/13; C21D9/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US317767A
Cited
US1152610A
Cited
US2064323A
Cited
US2263680A
Cited
US2205854A
Cited
US2348921A
Cited
US2396218A
Cited
US2489459A
Cited
US2512484A
Cited
US2719443A
Cited
US2776134A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-12 | 1964-01-11 | 1964-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-12 | 1968-01-11 | 1968-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-12 | 1972-01-11 | 1972-07-12 | $7700.00 | Window Closed / Lapsed |