US2719956A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical connector
Assignee: Allen B du Mont Laboratories Inc
•
Filing: 1950-10-23
•
Granted: 1955-10-04
•
Expires: 1970-10-23
Abstract
No abstract record available.
Inventors
- 👤 Herndon W Leighton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:05
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/92; H01J29/925; Y; Y10; Y10S; Y10S439/00; Y10S439/909
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR496739A
Cited
US1722511A
Cited
GB433046A
Cited
US2253164A
Cited
US2323148A
Cited
US2448509A
Cited
US2367512A
Cited
US2488901A
Cited
GB611497A
Cited
US2640184A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-03 | 1959-04-04 | 1959-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-03 | 1963-04-04 | 1963-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-03 | 1967-04-04 | 1967-10-04 | $7700.00 | Window Closed / Lapsed |