US3728140A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Processes for the production of amylose film
Assignee: Nagase Viita Co Ltd
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Filing: 1971-01-26
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Granted: 1973-04-17
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Expires: 1991-01-26
Abstract
Abstract PROCESSES FOR THE ECONOMICAL PRODUCTION OF STARCH FILM WITH HIGH TRANSPARENCY, COMPRISING HYDROLYSIS OF VARIOUS STARCHES UTILIZING ALPHA-1,6-GLUCOSIDASE, BLENDING THE HYDROLYZATE WITH AMYLOMAIZE STARCH IN WHICH AMYLOSE IS THE MAIN CONSTITUENT OR TO COMMERCIALLY AVAILABLE AMYLOSE, THE HYDROLYZATE BEING AN AMYLOSE OF WHICH SHORT CHAIN AMYLOSE IS ITS MAIN CONSTITUENT, AND FORMING FILMS WITH THE MIXTURE.
Inventors
- 👤 M Yoshida
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:13
CPC Classifications
C; C08; C08B; C08B30/00; C08B30/20; D; D01; D01F; D01F9/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-04-16 | 1976-10-16 | 1977-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-04-16 | 1980-10-16 | 1981-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-04-16 | 1984-10-16 | 1985-04-17 | $7700.00 | Window Closed / Lapsed |