Patent US3436309A successfully refreshed from Google Patents.
US3436309A
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US
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Modifying starches
Assignee: Monsanto Co
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Filing: 1966-02-04
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Granted: 1969-04-01
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Expires: 1986-02-04
Abstract
No abstract record available.
Inventors
- 👤 August F Ottinger
- 👤 Paul R Graham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:21
CPC Classifications
D; D21; D21H; D21H17/00; D21H17/20; D21H17/21; D21H17/24; D21H17/28; C; C08; C08L; C08L3/00; C08L3/02; D06; D06M; D06M15/00; D06M15/19; D06M15/21; D06M15/263; D06M16/00; D06M16/003; Y; Y10; Y10S; Y10S435/00; Y10S435/8215; Y10S435/822; Y10S435/832; Y10S435/839
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3272717A
Cited
US3251748A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-31 | 1972-09-30 | 1973-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-31 | 1976-09-30 | 1977-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-31 | 1980-09-30 | 1981-04-01 | $7700.00 | Window Closed / Lapsed |