US3493701A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inertia switches having holding means
Assignee: CB ASS Ltd
•
Filing: 1967-06-09
•
Granted: 1970-02-03
•
Expires: 1987-06-09
Abstract
No abstract record available.
Inventors
- 👤 Walter Wilson Hugh Clarke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 01:21
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/02; F16K31/06; F16K31/08; B; B60; B60K; B60K28/00; B60K28/10; B60K28/14; H; H01; H01H; H01H35/00; H01H35/14; H01H5/00; H01H5/02; H01H35/141; H01H35/143
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-02 | 1973-08-04 | 1974-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-02 | 1977-08-04 | 1978-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-02 | 1981-08-04 | 1982-02-03 | $7700.00 | Window Closed / Lapsed |