US2955495A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple head tube bending device
Assignee: Individual
•
Filing: 1958-06-20
•
Granted: 1960-10-11
•
Expires: 1978-06-20
Abstract
No abstract record available.
Inventors
- 👤 Stirling James
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:26
CPC Classifications
B; B21; B21D; B21D7/00; B21D7/06; B21D7/063
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US641535A
Cited
US983664A
Cited
US1264249A
Cited
US1889239A
Cited
FR1065945A
Cited
US2730157A
Cited
US2740309A
Cited
US2796784A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-11 | 1964-04-11 | 1964-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-11 | 1968-04-11 | 1968-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-11 | 1972-04-11 | 1972-10-11 | $7700.00 | Window Closed / Lapsed |