US3475594A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically heated glass panel with anti-shock control circuit having electronic switches
Assignee: Ardco Inc
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Filing: 1967-08-16
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Granted: 1969-10-28
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Expires: 1987-08-16
Abstract
No abstract record available.
Inventors
- 👤 Daniel J Aisanich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 03:58
CPC Classifications
H; H05; H05B; H05B3/00; H05B3/84; F; F25; F25D; F25D21/00; F25D21/04; H02; H02H; H02H5/00; H02H5/10; H05B1/00; H05B1/02; H05B1/0227; H05B1/023; H05B1/0236; H05B2203/00; H05B2203/035
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2557905A
Cited
US2806118A
Cited
US2898433A
Cited
US3320407A
Cited
US3330942A
Cited
US3379859A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-27 | 1973-04-28 | 1973-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-27 | 1977-04-28 | 1977-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-27 | 1981-04-28 | 1981-10-28 | $7700.00 | Window Closed / Lapsed |