Patent US3497798A successfully refreshed from Google Patents.
US3497798A
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US
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Flashlight type tester with resistance,hot line and timing indicator means
Assignee: ANDREW C SCHICK
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Filing: 1968-05-08
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Granted: 1970-02-24
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Expires: 1988-05-08
Abstract
No abstract record available.
Inventors
- 👤 Andrew C Schick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 19:30
CPC Classifications
G; G01; G01R; G01R19/00; G01R19/145; F; F02; F02P; F02P17/00; F02P17/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2231660A
Cited
US2413484A
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US2564166A
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US2540471A
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US2687508A
Cited
US2703385A
Cited
US3145337A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-23 | 1973-08-25 | 1974-02-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-23 | 1977-08-25 | 1978-02-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-23 | 1981-08-25 | 1982-02-24 | $7700.00 | Window Closed / Lapsed |