US3130054A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing a food supplement
Assignee: WR Grace and Co
•
Filing: 1960-03-14
•
Granted: 1964-04-21
•
Expires: 1980-03-14
Abstract
No abstract record available.
Inventors
- 👤 Milton E Parker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 19:59
CPC Classifications
A; A23; A23K; A23K20/00; A23K20/20; A23K20/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
THE METHOD FOR PRODUCING A FOOD SUPPLEMENT WHICH COMPRISES ADDING A LIQUID NUTRIENT TO EXFOLIATED VERMICULITE WHILE SAID VERMICULITE IS IN A CLOSED CHAMBER UNDER PRESSURE IN EXCESS OF ATMOSPHERIC, MIXING SAID NUTRIENT AND VERMICULITE AT SAID PRESSURE, REDUCING THE SAID PRESSURE TO ATMOSPHERIC, INTRODUCING INTO THE SAID CHAMBER FROM ABOUT 2% TO 5% OF POWDERED AND ANHYDROUS MATERIAL SELECTED FROM THE GROUP CONSISTING OF MINERAL PHOSPHATES AND SULPHATES, MIXING SAID ANHYDROUS MATERIAL WITH THE MIXTURE IN THE CHAMBER, AND DRYING THE RESULTING MIXTURE TO PRODUCE A GRANULAR, FREE-FLOWING, DRY-TO-THE-TOUCH, NON-HYGROSCOPIC PRODUCT.
Claim 2
Independent Claim
92 words
THE METHOD FOR PRODUCING A FOOD SUPPLEMENT WHICH COMPRISES ADDING A LIQUID NUTRIENT TO EXFOLIATED VERMICULITE WHILE SAID VERMICULITE IS IN A CLOSED CHAMBER UNDER PRESSURE IN EXCESS OF ATMOSPHERIC, MIXING SAID NUTRIENT AND VERMICULITE AT SAID PRESSURE, REDUCING THE SAID PRESSURE TO ATMOSPHERIC, INTRODUCING INTO THE SAID CHAMBER FROM ABOUT 2% TO 5% OF POWDERED AND ANHYDROUS MATERIAL SELECTED FROM THE GROUP CONSISTING OF MINERAL PHOSPHATES AND SULPHATES, MIXING SAID ANHYDROUS MATERIAL WITH THE MIXTURE IN THE CHAMBER, AND DRYING THE RESULTING MIXTURE TO PRODUCE A GRANULAR, FREE-FLOWING, DRY-TO-THE-TOUCH, NON-HYGROSCOPIC PRODUCT.
References Cited (Backward Citations)
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US2486426A
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US2739063A
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US2669510A
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US3003880A
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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) | 1967-04-21 | 1967-10-21 | 1968-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-21 | 1971-10-21 | 1972-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-21 | 1975-10-21 | 1976-04-21 | $7700.00 | Window Closed / Lapsed |