Patent US343240A successfully refreshed from Google Patents.
Patent US3264086A successfully refreshed from Google Patents.
US3264086A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Silicophosphatic product and method of making same
Assignee: Hexion Inc
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Filing: 1963-08-09
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Granted: 1966-08-02
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Expires: 1983-08-09
Abstract
No abstract record available.
Inventors
- 👤 Clinton A Hollingsworth
- 👤 Billy J Phillips
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:34
CPC Classifications
C; C05; C05B; C05B1/00; C05B1/04
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
181 words
PROCESS FOR PRODUCING A STABLE, FREE FLOWING, RELATIVELY NON-HYGROSCOPIC PHOSPHATIC COMPOSITION OF MATTER HAVING HIGH PHOSPHATE AVAILABILITY AND A HIGH PHOSPHORUS TO ALKALINE EARTH METAL WEIGHT RATIO WHICH COMPRISES: REACTING A PHOSPHATIC MATERIAL COMPOSED PREDOMINANTLY OF A SOLID SOLUTION OF AT LEAST ONE SILICOPHOSPHATE SELECTED FROM THE GTOROUP CONSISTING OF ALKALINE EARTH METAL SILICOPHOSPHATES AND ALKALINE EARTH METAL-ALKALI METAL SILICOPHOSPHATES WITH A QUANTITY OF PHOSPHORIC ACID SUFFICIENT TO FORM A REACTION PRODUCT HAVING A PHSOPHORUS TO ALKAINE EARTH METAL (CALCULATED AS EQUIVALENT P/CA) WEIGHT RATIO OF BETWEEN ABOUT 0.7, 2.5 AND CONTAINING UP TO 27% BY WEIGHT PHOSPHORUS AND CAPABLE OF CONTAINING UP TO ABOUT 9% BY WEIGHT FREE, ACETONE SOLUBLE) PHOSPHORIC ACID, SAID PHOSPHATIC MATERIAL HAVING A PHOSPHORUS CONTENT OF NOT MORE THAN ABOUT 18% P AND BEING IN THE FORM OF PARTICLES SUBSTANTIALLY ALL OF WHICH HAVE A PARTICLE SIZE OF MINUS 10 MESH (TYLER STANDARD); DRYING THE PRODUCT OF SAID REACTION TO OBTAIN A PHOSPHATIC COMPOSITION OF MATTER CONTAINING NOT MORE THAN 5% BY WEIGHT OF MOISTURE; AND RECOVERING SAID DRY, FREE FLOWING, RELATIVELY NON-HYGROSCOPIC COMPOSITION OF MATTER.
Claim 2
Dependent Claim
181 words
PROCESS FOR PRODUCING A STABLE, FREE FLOWING, RELATIVELY NON-HYGROSCOPIC PHOSPHATIC COMPOSITION OF MATTER HAVING HIGH PHOSPHATE AVAILABILITY AND A HIGH PHOSPHORUS TO ALKALINE EARTH METAL WEIGHT RATIO WHICH COMPRISES: REACTING A PHOSPHATIC MATERIAL COMPOSED PREDOMINANTLY OF A SOLID SOLUTION OF AT LEAST ONE SILICOPHOSPHATE SELECTED FROM THE GTOROUP CONSISTING OF ALKALINE EARTH METAL SILICOPHOSPHATES AND ALKALINE EARTH METAL-ALKALI METAL SILICOPHOSPHATES WITH A QUANTITY OF PHOSPHORIC ACID SUFFICIENT TO FORM A REACTION PRODUCT HAVING A PHSOPHORUS TO ALKAINE EARTH METAL (CALCULATED AS EQUIVALENT P/CA) WEIGHT RATIO OF BETWEEN ABOUT 0.7, 2.5 AND CONTAINING UP TO 27% BY WEIGHT PHOSPHORUS AND CAPABLE OF CONTAINING UP TO ABOUT 9% BY WEIGHT FREE, ACETONE SOLUBLE) PHOSPHORIC ACID, SAID PHOSPHATIC MATERIAL HAVING A PHOSPHORUS CONTENT OF NOT MORE THAN ABOUT 18% P AND BEING IN THE FORM OF PARTICLES SUBSTANTIALLY ALL OF WHICH HAVE A PARTICLE SIZE OF MINUS 10 MESH (TYLER STANDARD); DRYING THE PRODUCT OF SAID REACTION TO OBTAIN A PHOSPHATIC COMPOSITION OF MATTER CONTAINING NOT MORE THAN 5% BY WEIGHT OF MOISTURE; AND RECOVERING SAID DRY, FREE FLOWING, RELATIVELY NON-HYGROSCOPIC COMPOSITION OF MATTER.
Claim 3
Dependent Claim
132 words
A STABLE, FREE-FLOWING, RELATIVELY NON-HYGROSCOPIC SILICOPHOSPHATE-CONTAINING COMPOSITION OF MATTER HAVING HIGH PHOSPHATE AVAILABILITY, HAVING A PHOSPHORUS TO ALKALINE EARTH METAL (CALCULATED AS EQUIVALENT P/CA) WEIGHT RATIO OF BETWEEN ABOUT 0.7 AND 2.5, CONTAINING UP TO ABOUT 27% BY WEIGHT OF PHOSPHORUS AND CAPABLE OF CONTAINING UP TO ABOUT 9% BY WEIGHT OF FREE (ACETONE SOLUBLE) PHOSPHORIC ACID, SAID COMPOSITION OF MATTER COMPRISING THE REACTION PRODUCT OF PHOSPHORIC ACID AND A PHOSPHATIC RAW MATERIAL, SAID PHOSPHATIC RAW MATERIAL COMPRISING PREDOMINANTLY AT LEAST ONE SILICOPHOSPHATE SELECTED FROM THE GROUP CONSISTING OF ALKALINE EARTH METAL SILICOPHOSPHATES AND COMPLEX ALKALINE EARTH METAL-ALKALI METAL SILICOPHOSPHATES, THE PROPORTION OF SAID PHOSPHORIC ACID AND PHOSPHATIC RAW MATERIAL BEING SUCH THAT THE REACTION PRODUCT THEREOF HAS THE PHOSPHORUS TO ALKALINE EARTH METAL RATIO AND THE PHOSPHORUS CONTENT HEREIN SET FORTH.
Claim 4
Dependent Claim
132 words
A STABLE, FREE-FLOWING, RELATIVELY NON-HYGROSCOPIC SILICOPHOSPHATE-CONTAINING COMPOSITION OF MATTER HAVING HIGH PHOSPHATE AVAILABILITY, HAVING A PHOSPHORUS TO ALKALINE EARTH METAL (CALCULATED AS EQUIVALENT P/CA) WEIGHT RATIO OF BETWEEN ABOUT 0.7 AND 2.5, CONTAINING UP TO ABOUT 27% BY WEIGHT OF PHOSPHORUS AND CAPABLE OF CONTAINING UP TO ABOUT 9% BY WEIGHT OF FREE (ACETONE SOLUBLE) PHOSPHORIC ACID, SAID COMPOSITION OF MATTER COMPRISING THE REACTION PRODUCT OF PHOSPHORIC ACID AND A PHOSPHATIC RAW MATERIAL, SAID PHOSPHATIC RAW MATERIAL COMPRISING PREDOMINANTLY AT LEAST ONE SILICOPHOSPHATE SELECTED FROM THE GROUP CONSISTING OF ALKALINE EARTH METAL SILICOPHOSPHATES AND COMPLEX ALKALINE EARTH METAL-ALKALI METAL SILICOPHOSPHATES, THE PROPORTION OF SAID PHOSPHORIC ACID AND PHOSPHATIC RAW MATERIAL BEING SUCH THAT THE REACTION PRODUCT THEREOF HAS THE PHOSPHORUS TO ALKALINE EARTH METAL RATIO AND THE PHOSPHORUS CONTENT HEREIN SET FORTH.
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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) | 1969-08-01 | 1970-01-31 | 1970-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-01 | 1974-01-31 | 1974-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-01 | 1978-01-31 | 1978-08-02 | $7700.00 | Window Closed / Lapsed |