US3440407A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temperature controlled circuit boards
Assignee: RCA Corp
•
Filing: 1966-12-29
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Granted: 1969-04-22
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Expires: 1986-12-29
Abstract
No abstract record available.
Inventors
- 👤 Costas E Goltsos
- 👤 Anthony Amato
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:10
CPC Classifications
H; H05; H05B; H05B3/00; H05B3/20; H05B3/22; H05B3/28; H05K; H05K1/00; H05K1/02; H05K1/0201; H05K1/0212; H05K1/16; H05K1/167; H05K2201/00; H05K2201/10; H05K2201/10007; H05K2201/10053; H05K2201/10151; H05K2203/00; H05K2203/11; H05K2203/1115; H05K2203/16; H05K2203/165
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-21 | 1972-10-21 | 1973-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-21 | 1976-10-21 | 1977-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-21 | 1980-10-21 | 1981-04-22 | $7700.00 | Window Closed / Lapsed |