US2102881A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Frictional wire connecter
Assignee: Individual
•
Filing: 1933-12-20
•
Granted: 1937-12-21
•
Expires: 1953-12-20
Abstract
No abstract record available.
Inventors
- 👤 Blackburn Jasper
- 👤 Jr James A Weaver
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 14:44
CPC Classifications
H; H01; H01R; H01R4/00; H01R4/28; H01R4/30; H01R4/32; Y; Y10; Y10S; Y10S411/00; Y10S411/924; Y10T; Y10T403/00; Y10T403/71; Y10T403/7171
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1940-12-20 | 1941-06-21 | 1941-12-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-12-20 | 1945-06-21 | 1945-12-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-12-20 | 1949-06-21 | 1949-12-21 | $7700.00 | Window Closed / Lapsed |