US2421780A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Socket structure
Assignee: Lanteris Space LLC
•
Filing: 1944-03-30
•
Granted: 1947-06-10
•
Expires: 1964-03-30
Abstract
No abstract record available.
Inventors
- 👤 Frear William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:12
CPC Classifications
H; H01; H01R; H01R33/00; H01R33/74; H01R33/76; H01R33/7607; H01R33/7614; H01R33/7628
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2233067A
Cited
DE539410C
Cited
US2034422A
Cited
US2321469A
Cited
US2231124A
Cited
US2323628A
Cited
US2307972A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-06-09 | 1950-12-09 | 1951-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-06-09 | 1954-12-09 | 1955-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-06-09 | 1958-12-09 | 1959-06-10 | $7700.00 | Window Closed / Lapsed |