US2515409A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of treating rice paddy for milling
Assignee: Rice Growers Association of California
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Filing: 1945-04-16
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Granted: 1950-07-18
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Expires: 1965-04-16
Abstract
No abstract record available.
Inventors
- 👤 Watkins W Jones
- 👤 George W Brewer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:14
CPC Classifications
B; B02; B02B; B02B1/00; B02B1/08; A; A23; A23L; A23L7/00; A23L7/10; A23L7/196
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
140 words
A PROCESS OF TREATING RICE PADDY FOR MILLING THAT COMPRISES THE STEPS OF SOAKING THE PADDY IN HOT WATER OF ABOUT 180*F. UNTIL THE PADDY IS SUBSTANTIALLY SATURATED, THEN REMOVING THE PADDY FROM SAID WATER AND SUBJECTING IT TO STEAM UNDER ABOUT TWENTY-FIVE POUNDS PRESSURE FOR ABOUT FIFTEEN MINUTES THEN GRADUALLY REDUCING THE STEAM PRESSURE TO ATMOSPHERIC PRESSURE THEN CAUSING AIR AT A TEMPERATURE OF ABOUT 150*F. TO PASS THROUGH THE MASS OF PADDY UNTIL THE MOISTURE CONTENT OF SAID PADDY IS BETWEEN ABOUT 20% AND ABOUT 25% BY WEIGHT AND THEN REDUCING THE TEMPERATURE OF SAID AIR TO ABOUT 100*F. AND MAINTAINING THE TEMPERATURE OF SAID AIR AT ABOUT 100*F. UNTIL THE MOISTURE CONTENT OF THE PADDY IS ABOUT 15% BY WEIGHT, AND THEN CAUSING AIR OF ATMOSPHERIC TEMPERATURE ONLY TO PASS THROUGH THE PADDY FOR ABOUT AN HOUR.
Claim 2
Dependent Claim
140 words
A PROCESS OF TREATING RICE PADDY FOR MILLING THAT COMPRISES THE STEPS OF SOAKING THE PADDY IN HOT WATER OF ABOUT 180*F. UNTIL THE PADDY IS SUBSTANTIALLY SATURATED, THEN REMOVING THE PADDY FROM SAID WATER AND SUBJECTING IT TO STEAM UNDER ABOUT TWENTY-FIVE POUNDS PRESSURE FOR ABOUT FIFTEEN MINUTES THEN GRADUALLY REDUCING THE STEAM PRESSURE TO ATMOSPHERIC PRESSURE THEN CAUSING AIR AT A TEMPERATURE OF ABOUT 150*F. TO PASS THROUGH THE MASS OF PADDY UNTIL THE MOISTURE CONTENT OF SAID PADDY IS BETWEEN ABOUT 20% AND ABOUT 25% BY WEIGHT AND THEN REDUCING THE TEMPERATURE OF SAID AIR TO ABOUT 100*F. AND MAINTAINING THE TEMPERATURE OF SAID AIR AT ABOUT 100*F. UNTIL THE MOISTURE CONTENT OF THE PADDY IS ABOUT 15% BY WEIGHT, AND THEN CAUSING AIR OF ATMOSPHERIC TEMPERATURE ONLY TO PASS THROUGH THE PADDY FOR ABOUT AN HOUR.
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) | 1953-07-17 | 1954-01-16 | 1954-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-17 | 1958-01-16 | 1958-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-17 | 1962-01-16 | 1962-07-18 | $7700.00 | Window Closed / Lapsed |