US3193640A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air stream actuated limit switch
Assignee: Individual
•
Filing: 1962-04-16
•
Granted: 1965-07-06
•
Expires: 1982-04-16
Abstract
No abstract record available.
Inventors
- 👤 Mineck Fred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:51
CPC Classifications
H; H01; H01H; H01H35/00; H01H35/24; H01H35/40
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1968648A
Cited
US2240595A
Cited
US2180896A
Cited
US2348950A
Cited
US2526315A
Cited
US2631023A
Cited
US2761494A
Cited
US2787129A
Cited
US2819845A
Cited
US2895308A
Cited
US2981195A
Cited
US3121314A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-05 | 1969-01-04 | 1969-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-05 | 1973-01-04 | 1973-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-05 | 1977-01-04 | 1977-07-06 | $7700.00 | Window Closed / Lapsed |