Patent US3099774A successfully refreshed from Google Patents.
US3099774A
Expired / Lapsed
US
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Static discharge device
Assignee: Individual
•
Filing: 1960-01-08
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Granted: 1963-07-30
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Expires: 1980-01-08
Abstract
No abstract record available.
Inventors
- 👤 John J Crane
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:44
CPC Classifications
H; H05; H05F; H05F3/00; H05F3/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2302003A
Cited
US2325414A
Cited
US2614155A
Cited
US2751523A
Cited
US2785344A
Cited
US2802148A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-29 | 1967-01-28 | 1967-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-29 | 1971-01-28 | 1971-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-29 | 1975-01-28 | 1975-07-30 | $7700.00 | Window Closed / Lapsed |