US3070770A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical contacts
Assignee: McGraw Edison Co
•
Filing: 1959-12-21
•
Granted: 1962-12-25
•
Expires: 1979-12-21
Abstract
No abstract record available.
Inventors
- 👤 Carl E Mercier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:16
CPC Classifications
H; H01; H01H; H01H1/00; H01H1/12; H01H1/36; H01H1/38; H01H1/46
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US812880A
Cited
US903927A
Cited
GB186526A
Cited
GB186527A
Cited
DE424098C
Cited
GB392880A
Cited
US2056036A
Cited
US2426387A
Cited
DE938025C
Cited
GB740222A
Cited
US2809362A
Cited
US2891231A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-24 | 1966-06-25 | 1966-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-24 | 1970-06-25 | 1970-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-24 | 1974-06-25 | 1974-12-25 | $7700.00 | Window Closed / Lapsed |