Patent US2666259A successfully refreshed from Google Patents.
US2748321A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical assemblies
Assignee: Individual
•
Filing: 1952-07-31
•
Granted: 1956-05-29
•
Expires: 1972-07-31
Abstract
No abstract record available.
Inventors
- 👤 Lawrence J Kamm
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:51
CPC Classifications
H; H01; H01R; H01R12/00; H01R12/70; H01R12/71; H01R12/712; H01R12/714; H01R12/72; H01R12/73
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1718529A
Cited
US2028717A
Cited
GB357171A
Cited
US2115373A
Cited
US2229585A
Cited
US2229861A
Cited
US2476886A
Cited
US2440308A
Cited
US2480142A
Cited
US2488372A
Cited
US2611040A
Cited
US2599488A
Cited
US2613244A
Cited
US2575819A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-05-29 | 1959-11-28 | 1960-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-05-29 | 1963-11-28 | 1964-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-05-29 | 1967-11-28 | 1968-05-29 | $7700.00 | Window Closed / Lapsed |