US3058041A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical cooling devices
Assignee: Raytheon Co
•
Filing: 1958-09-12
•
Granted: 1962-10-09
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Expires: 1978-09-12
Abstract
No abstract record available.
Inventors
- 👤 William W Happ
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:39
CPC Classifications
H; H10; H10W; H10W40/00; H10W40/10; H10W40/70; H10W76/00; H10W76/10; H10W76/12; H10W76/13; H10W76/132; H10W90/00; H10W90/701; H10W90/751; H10W90/753; H10W90/754
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2529279A
Cited
US2759133A
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US2799793A
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US2725505A
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US2825014A
Cited
US2817048A
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US2887628A
Cited
US2922935A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-08 | 1966-04-09 | 1966-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-08 | 1970-04-09 | 1970-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-08 | 1974-04-09 | 1974-10-09 | $7700.00 | Window Closed / Lapsed |