US3463668A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inhibited starch products
Assignee: Indopco Inc
•
Filing: 1966-09-21
•
Granted: 1969-08-26
•
Expires: 1986-09-21
Abstract
No abstract record available.
Inventors
- 👤 Raymond B Evans
- 👤 Leo H Kruger
- 👤 Chester D Szymanski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:13
CPC Classifications
C; C08; C08B; C08B31/00; C08B31/003
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3123502A
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US1567609A
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US1802867A
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US1937752A
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US1942544A
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US2668169A
Cited
US3135738A
Cited
US3275576A
Cited
US2989521A
Cited
US3238193A
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 |