US3489206A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermal shield for heating enclosure
Assignee: IND ATOMIQUE SOCIA SOC
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Filing: 1967-12-05
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Granted: 1970-01-13
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Expires: 1987-12-05
Abstract
No abstract record available.
Inventors
- 👤 Yves Lecourt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:21
CPC Classifications
G; G21; G21C; G21C11/00; G21C11/08; G21C11/086; G21C11/083; G21C11/085; Y; Y02; Y02E; Y02E30/00; Y02E30/30
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) | 1973-01-12 | 1973-07-14 | 1974-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-12 | 1977-07-14 | 1978-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-12 | 1981-07-14 | 1982-01-13 | $7700.00 | Window Closed / Lapsed |