Patent US2845363A successfully refreshed from Google Patents.
US2845363A
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Method of making stable cactus mucilage
Assignee: General American Transportation Corp
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Filing: 1953-08-11
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Granted: 1958-07-29
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Expires: 1973-08-11
Abstract
No abstract record available.
Inventors
- 👤 Gutzeit Gregoire
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:22
CPC Classifications
B; B03; B03D; B03D1/00; B03D1/001; B03D1/004; A; A23; A23L; A23L29/00; A23L29/20; A23L29/206; B03D2203/00; B03D2203/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
159 words
THE METHOD OF FORMING A STABLE REAGENT TO FLOCCU LATE MINERAL SUSPENSIONS BY ADDING AN AMOUNT OF SAID REAGENT UP TO 0.3% OF THE SOLIDS IN SAID SUSPENSIONS, WHICH COMPRISES: GRINDING UP CACTUS LEAVES AND STEMS; MIXING THE GROUND VEGETABLE MATTER WITH BOILING WATER IN THE RATIO OF TWO POUNDS SOLIDS TO FROM THREE TO FOUR GALLONS BOILING WATER; BOILING THE MIXTURE AT ATMOSPHERIC PRESSURE TO MACERATE THE VEGETABLE MATTER; SEPARATING THE SOLIDS FROM THE LIQUOR; CONCENTRATING THE LIQUOR TEN TO TWENTY TIMES BY EVAPORATION; FILTERING THE CONCENTRATE THROUGH ACTIVATED CARBON TO REMOVE SUSPENDED SOLIDS; PRECIPITATING THE FILTERED CONCENTRATE IN FROM TWO TO THREE VOLUMES OF WATER SOLUBLE ALIPHATIC ALCOHOLS FROM THE GROUP CONSISTING OF METHYL, ETHYL, ISOPROPYL AND BUTYL ALCOHOL; SEP ARATING THE PRECIPITATE FROM THE LIQUID; DRYING AND POWDERING THE PRECIPITATE; SOAKING THE ACTIVE MUCILAGE SO FORMED IN A SMALL AMOUNT OF COLD WATER; AND ADDING SUFFICIENT WATER TO FORM A SOLUTION OF 1% TO 2% MUCILAGE.
Claim 2
Independent Claim
159 words
THE METHOD OF FORMING A STABLE REAGENT TO FLOCCU LATE MINERAL SUSPENSIONS BY ADDING AN AMOUNT OF SAID REAGENT UP TO 0.3% OF THE SOLIDS IN SAID SUSPENSIONS, WHICH COMPRISES: GRINDING UP CACTUS LEAVES AND STEMS; MIXING THE GROUND VEGETABLE MATTER WITH BOILING WATER IN THE RATIO OF TWO POUNDS SOLIDS TO FROM THREE TO FOUR GALLONS BOILING WATER; BOILING THE MIXTURE AT ATMOSPHERIC PRESSURE TO MACERATE THE VEGETABLE MATTER; SEPARATING THE SOLIDS FROM THE LIQUOR; CONCENTRATING THE LIQUOR TEN TO TWENTY TIMES BY EVAPORATION; FILTERING THE CONCENTRATE THROUGH ACTIVATED CARBON TO REMOVE SUSPENDED SOLIDS; PRECIPITATING THE FILTERED CONCENTRATE IN FROM TWO TO THREE VOLUMES OF WATER SOLUBLE ALIPHATIC ALCOHOLS FROM THE GROUP CONSISTING OF METHYL, ETHYL, ISOPROPYL AND BUTYL ALCOHOL; SEP ARATING THE PRECIPITATE FROM THE LIQUID; DRYING AND POWDERING THE PRECIPITATE; SOAKING THE ACTIVE MUCILAGE SO FORMED IN A SMALL AMOUNT OF COLD WATER; AND ADDING SUFFICIENT WATER TO FORM A SOLUTION OF 1% TO 2% MUCILAGE.
References Cited (Backward Citations)
US2082952A
Cited
US2132577A
Cited
US2144522A
Cited
US2301787A
Cited
US2386264A
Cited
US2662893A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-07-28 | 1962-01-27 | 1962-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-07-28 | 1966-01-27 | 1966-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-07-28 | 1970-01-27 | 1970-07-29 | $7700.00 | Window Closed / Lapsed |