US3508030A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Constant temperature bath for high power precision resistor
Assignee: JULIE RESEARCH LAB Inc
•
Filing: 1966-01-26
•
Granted: 1970-04-21
•
Expires: 1986-01-26
Abstract
No abstract record available.
Inventors
- 👤 Loebe Julie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:20
CPC Classifications
G; G01; G01R; G01R1/00; G01R1/20; G01R1/203; H; H01; H01C; H01C17/00; H01C17/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1183925A
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US1874909A
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US1999473A
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US2054658A
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US2179838A
Cited
US2524886A
Cited
US2643282A
Cited
US2762895A
Cited
GB873122A
Cited
US2942783A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-04-20 | 1973-10-20 | 1974-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-04-20 | 1977-10-20 | 1978-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-04-20 | 1981-10-20 | 1982-04-21 | $7700.00 | Window Closed / Lapsed |