US3047683A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Multiple contact switch
Assignee: Individual
•
Filing: 1961-03-22
•
Granted: 1962-07-31
•
Expires: 1981-03-22
Abstract
No abstract record available.
Inventors
- 👤 Jr Bernard Edward Shlesinger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 01:01
CPC Classifications
H; H01; H01H; H01H19/00; H01H19/54; H01H19/56; H01H25/00; H01H25/06; H01H67/00; H01H67/02; H01H67/04; H01H67/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2669611A
Cited
US2763738A
Cited
US2821581A
Cited
US2877324A
Cited
US2999912A
Cited
US2874237A
Cited
US2909625A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-07-30 | 1966-01-29 | 1966-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-30 | 1970-01-29 | 1970-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-30 | 1974-01-29 | 1974-07-31 | $7700.00 | Window Closed / Lapsed |