Patent US3295142A successfully refreshed from Google Patents.
US3295142A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Color trace oscillograph
Assignee: Individual
•
Filing: 1964-10-16
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Granted: 1966-12-27
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Expires: 1984-10-16
Abstract
No abstract record available.
Inventors
- 👤 Clyde M Slavens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 01:30
CPC Classifications
G; G01; G01D; G01D15/00; G01D15/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US548701A
Cited
US1350143A
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US2095317A
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US2443258A
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US2587219A
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US2769683A
Cited
US2944620A
Cited
US2937915A
Cited
US3011856A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-12-26 | 1970-06-27 | 1970-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-26 | 1974-06-27 | 1974-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-26 | 1978-06-27 | 1978-12-27 | $7700.00 | Window Closed / Lapsed |