US3067301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tumbler switches
Assignee: Individual
•
Filing: 1960-02-26
•
Granted: 1962-12-04
•
Expires: 1980-02-26
Abstract
No abstract record available.
Inventors
- 👤 Yamamoto Mititaka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:16
CPC Classifications
H; H01; H01H; H01H23/00; H01H23/02; H01H23/12; H01H23/16; H01H23/20; H01H13/00; H01H13/02; H01H13/26; H01H13/36; H01H13/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US829162A
Cited
US1431235A
Cited
US1856600A
Cited
US1929545A
Cited
US2474988A
Cited
US2574869A
Cited
US2809261A
Cited
US2842632A
Cited
US2923787A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-03 | 1966-06-04 | 1966-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-03 | 1970-06-04 | 1970-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-03 | 1974-06-04 | 1974-12-04 | $7700.00 | Window Closed / Lapsed |