US3072877A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Connection device
Assignee: Individual
•
Filing: 1961-05-05
•
Granted: 1963-01-08
•
Expires: 1981-05-05
Abstract
No abstract record available.
Inventors
- 👤 George O Landwehr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 06:22
CPC Classifications
H; H01; H01R; H01R11/00; H01R11/11; H01R11/18; H01R11/22
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2733418A
Cited
US1008018A
Cited
US1255824A
Cited
US1651619A
Cited
US2438350A
Cited
US2516657A
Cited
US2714196A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |