US3100884A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High temperature pressure sensitive solid state material and device
Assignee: Systems Research Laboratories Inc
•
Filing: 1960-12-20
•
Granted: 1963-08-13
•
Expires: 1980-12-20
Abstract
No abstract record available.
Inventors
- 👤 James W Ballard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:53
CPC Classifications
H; H01; H01C; H01C10/00; H01C10/10; H01C7/00; H01C7/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1335019A
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US1658788A
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US2624822A
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US2740030A
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US2916460A
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US3009886A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-12 | 1967-02-11 | 1967-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-12 | 1971-02-11 | 1971-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-12 | 1975-02-11 | 1975-08-13 | $7700.00 | Window Closed / Lapsed |