US3064740A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermal-responsive bulb
Assignee: Knapp Monarch Co
•
Filing: 1959-10-26
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Granted: 1962-11-20
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Expires: 1979-10-26
Abstract
No abstract record available.
Inventors
- 👤 Robert S Knapp
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 00:29
CPC Classifications
A; A62; A62C; A62C35/00; A62C35/58; A62C35/60; A62C35/605
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1742605A
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US1795560A
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US2218931A
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US2545991A
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US2506983A
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US2596415A
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US2536001A
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US2699883A
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US2685383A
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US2860634A
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US2862531A
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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) | 1965-11-19 | 1966-05-21 | 1966-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-19 | 1970-05-21 | 1970-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-19 | 1974-05-21 | 1974-11-20 | $7700.00 | Window Closed / Lapsed |