Patent US3248225A successfully refreshed from Google Patents.
US3248225A
Expired / Lapsed
US
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Method for recovering solids from waste food liquors and alleviating stream pollution
Assignee: Individual
•
Filing: 1963-06-07
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Granted: 1966-04-26
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Expires: 1983-06-07
Abstract
No abstract record available.
Inventors
- 👤 Harold E Bode
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:44
CPC Classifications
C; C08; C08B; C08B31/00; C08B31/02; C08B31/06; C08B31/066; C02; C02F; C02F1/00; C02F1/52; C02F1/5263
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
98 words
A METHOD FOR ALLEVIATING STREAM POLLUTION CAUSED BY WASTE FOOD LIQUORS CONTAINING SUSPENDED FOOD SOLIDS, AND SIMULTANEOUSLY RECOVERING SAID FOOD SOLIDS IN EDIBLE FORM, WHICH COMPRISES: (1) ADDING THE ALKALI METALSALT OF AN ORTHOPHOSPHATE ESTER OF STARCH TO AQUEOUS WASTE FOOD LIQUORS PRIOR TO ENTERING THE SAID STREAM TO PRODUCE A PASTE OF SAID STARCH ESTER IN SAID AQUEOUS WASTE FOOD LIQUOR, (2) ADDING SUFFICIENT LIME TO PRECIPITATE THE SAID PHOSPHATED STARCH PASTE IN THE FORM OF A CALCIUM STARCH PHOSPHATE, AND (3) REMOVING THE RESULTING BLEND OF EDIBLE CALICUM STARCH PHOSPHATE OCCLUDED WITH WASTE FOOD LIQUOR SOLIDS.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |