US2610388A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for operating on strip stock
Assignee: C TODD
•
Filing: 1950-08-18
•
Granted: 1952-09-16
•
Expires: 1970-08-18
Abstract
No abstract record available.
Inventors
- 👤 Koch Frederick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 04:40
CPC Classifications
B; B21; B21D; B21D28/00; B21D28/002; Y; Y10; Y10T; Y10T29/00; Y10T29/51; Y10T29/5116; Y10T29/5121; Y10T29/5197
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR436893A
Cited
AT92500B
Cited
US1452224A
Cited
US1507318A
Cited
US1883513A
Cited
US2181128A
Cited
US2317424A
Cited
US2343073A
Cited
US2442868A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-16 | 1956-03-17 | 1956-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-16 | 1960-03-17 | 1960-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-16 | 1964-03-17 | 1964-09-16 | $7700.00 | Window Closed / Lapsed |