US2801317A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temperature responsive protective device for electric circuits
Assignee: BOBRICH PRODUCTS CORP
•
Filing: 1952-04-21
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Granted: 1957-07-30
•
Expires: 1972-04-21
Abstract
No abstract record available.
Inventors
- 👤 Goldmuntz Lawrence
- 👤 Henry L Schroeder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:50
CPC Classifications
H; H05; H05B; H05B1/00; H05B1/02; H05B1/0202; H05B1/0213
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US919402A
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US1183814A
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US1528053A
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US2057902A
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US2406715A
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US2496860A
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US2549095A
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US2592525A
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US2636959A
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US2709216A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-29 | 1961-01-28 | 1961-07-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-29 | 1965-01-28 | 1965-07-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-29 | 1969-01-28 | 1969-07-30 | $7700.00 | Window Closed / Lapsed |