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Patent US3463660A successfully refreshed from Google Patents.
US3463660A
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Process for obtaining an anti-stick surface with an organosilicon and an organopolysiloxane and a cooking utensil so treated
Assignee: Imperial Chemical Industries Ltd
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Filing: 1966-05-04
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Granted: 1969-08-26
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Expires: 1986-05-04
Abstract
No abstract record available.
Inventors
- 👤 Roy Bentley
- 👤 John Craig
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:34
CPC Classifications
B; B05; B05D; B05D5/00; B05D5/08; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31551; Y10T428/31609; Y10T428/31612
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2530367A
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US2688006A
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US2738358A
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US3133891A
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US3202542A
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US3318717A
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US3300542A
Cited
US3258444A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-25 | 1973-02-24 | 1973-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-25 | 1977-02-24 | 1977-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-25 | 1981-02-24 | 1981-08-26 | $7700.00 | Window Closed / Lapsed |