US2560411A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for making wire connecting devices
Assignee: National Telephone Supply Co
•
Filing: 1943-11-22
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Granted: 1951-07-10
•
Expires: 1963-11-22
Abstract
No abstract record available.
Inventors
- 👤 Leroy H Burns
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:20
CPC Classifications
B; B21; B21F; B21F15/00; Y; Y10; Y10S; Y10S439/00; Y10S439/933; Y10S439/936; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49204; Y10T29/49224; Y10T29/49826; Y10T29/49885; Y10T29/49886; Y10T29/49908; Y10T29/49915; Y10T29/49917; Y10T403/00; Y10T403/57
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB102908A
Cited
US1827297A
Cited
US2038535A
Cited
US2231247A
Cited
US2244109A
Cited
US2279677A
Cited
US2342788A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-07-09 | 1955-01-08 | 1955-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-09 | 1959-01-08 | 1959-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-09 | 1963-01-08 | 1963-07-10 | $7700.00 | Window Closed / Lapsed |