US3454758A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hotbox detector
Assignee: Servo Corp of America
•
Filing: 1968-04-11
•
Granted: 1969-07-08
•
Expires: 1988-04-11
Abstract
No abstract record available.
Inventors
- 👤 Cornelius A Gallagher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:56
CPC Classifications
B; B61; B61K; B61K9/00; B61K9/04; B61K9/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
CA690506A
Cited
US2516672A
Cited
US2497129A
Cited
USRE24983E
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US2880309A
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US3206596A
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US2999151A
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US2999152A
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US3095171A
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US2963575A
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US3120936A
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US3183349A
Cited
US3065347A
Cited
US3108772A
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US3108773A
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US3177359A
Cited
US3201584A
Cited
US3253140A
Cited
US3369118A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-07 | 1973-01-06 | 1973-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-07 | 1977-01-06 | 1977-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-07 | 1981-01-06 | 1981-07-08 | $7700.00 | Window Closed / Lapsed |