Patent US3009601A successfully refreshed from Google Patents.
US3009601A
Expired / Lapsed
US
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Thermal insulation
Assignee: Union Carbide Corp
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Filing: 1959-07-02
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Granted: 1961-11-21
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Expires: 1979-07-02
Abstract
No abstract record available.
Inventors
- 👤 Ladislas C Matsch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:41
CPC Classifications
F; F17; F17C; F17C13/00; F17C13/001; Y; Y10; Y10S; Y10S138/00; Y10S138/02; Y10T; Y10T428/00; Y10T428/24; Y10T428/24273; Y10T428/24322; Y10T428/24331
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US903878A
Cited
GB143219A
Cited
US1626655A
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US2104548A
Cited
US2150182A
Cited
US2345204A
Cited
GB683855A
Cited
US2676773A
Cited
GB715174A
Cited
US2776776A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-20 | 1965-05-22 | 1965-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-20 | 1969-05-22 | 1969-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-20 | 1973-05-22 | 1973-11-21 | $7700.00 | Window Closed / Lapsed |