Patent US3415661A successfully refreshed from Google Patents.
US3415661A
Expired / Lapsed
US
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Coating composition and heat-sealable coated polystyrene article
Assignee: Monsanto Co
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Filing: 1963-11-05
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Granted: 1968-12-10
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Expires: 1983-11-05
Abstract
No abstract record available.
Inventors
- 👤 Thomas F Sincock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 16:33
CPC Classifications
C; C08; C08J; C08J7/00; C08J7/04; C08J7/0427; C08J7/044; C08J7/052; C08J7/054; C08J2325/00; C08J2325/02; C08J2325/04; C08J2325/06; C08J2471/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2665443A
Cited
US2582868A
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US2726962A
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US3070462A
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US3022178A
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US3222191A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-10 | 1972-06-10 | 1972-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-10 | 1976-06-10 | 1976-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-10 | 1980-06-10 | 1980-12-10 | $7700.00 | Window Closed / Lapsed |