US2494191A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Starch degradation process
Assignee: Individual
•
Filing: 1945-06-14
•
Granted: 1950-01-10
•
Expires: 1965-06-14
Abstract
No abstract record available.
Inventors
- 👤 Neumann Salomon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:06
CPC Classifications
C; C12; C12P; C12P19/00; C12P19/14; C08; C08B; C08B30/00; C08B30/12; C08B30/18
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
55 words
IN A PROCESS FOR THE MANUFACTURE OF DEGRADATION PRODUCTS OF STARCH BY SUBJECTING A MATERIAL CONTAINING UNSWOLLEN STARCH IN THE PRESENCE OF UP TO 25% BY WEIGHT OF WATER TO HEATING BETWEEN 100 AND 200*C., THE STEP OF EFFECTING THE HEATING BY MEANS OF DIELECTRIC HEATING AT HIGH FREQUENCY BETWEEN THE PLATES OF A CONDENSER.
Claim 2
Dependent Claim
55 words
IN A PROCESS FOR THE MANUFACTURE OF DEGRADATION PRODUCTS OF STARCH BY SUBJECTING A MATERIAL CONTAINING UNSWOLLEN STARCH IN THE PRESENCE OF UP TO 25% BY WEIGHT OF WATER TO HEATING BETWEEN 100 AND 200*C., THE STEP OF EFFECTING THE HEATING BY MEANS OF DIELECTRIC HEATING AT HIGH FREQUENCY BETWEEN THE PLATES OF A CONDENSER.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-01-09 | 1953-07-11 | 1954-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-01-09 | 1957-07-11 | 1958-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-01-09 | 1961-07-11 | 1962-01-10 | $7700.00 | Window Closed / Lapsed |