US3102000A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of animal feed supplement of low fluorine content
Assignee: Wyeth Holdings LLC
•
Filing: 1961-01-13
•
Granted: 1963-08-27
•
Expires: 1981-01-13
Abstract
No abstract record available.
Inventors
- 👤 Thomas J Malley
- 👤 Lapp Darwin F De
- 👤 Sydney A Giddings
- 👤 Harry F Cosway
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:10
CPC Classifications
C; C01; C01B; C01B25/00; C01B25/16; C01B25/26; C01B25/32; C01B25/328; Y; Y10; Y10S; Y10S71/00; Y10S71/03
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
IN AN IMPROVED PROCESS FOR PREPARING PHOSPHATIC ANIMAL FEED SUPLEMENT OF LOW FLUORINE CONTENT AND OF HIGH NUTRITIONAL AVAILABILITY THE IMPROVEMENT WHICH CONSISTS ESSENTIALLY IN: HEAT TREATING TRIPLE SUPERPHOSPHATE CONTAINING MORE THAN ONE PERCENT FLUORINE AT A TEMPERATURE BETWEEN 1050*F. AND 1350*F. FOR A TIME SUFFICIENT TO EFFECT THE REDUCTION OF THE FLUORINE CONTENT OF SAID TRIPLE SUPERPHOSPHATE TO LESS THAN ABOUT 0.26 PERCENT; HYDROLYZING THE SO-CALCINED MIXTURE IN THE PRESENCE OF A HYDROLYZING AGENT SELECTED FROM THE GROUP CONSISTING OF STEAM UNDER SUPERATMOSPHERIC PRESSURE AND HOT WATER AT A TEMPERATURE BETWEEN ABOUT 60*C. AND 95*C.; AND RECOVERING A PHOSPHATIC ANIMAL FEED CONSISTING ESSENTIALLY OF MIXED SOLUBLE CALCIUM ORTHOPHOSPHATES OF LOW FLUORINE CONTENT AND OF HIGH NUTRITONAL AVAILABILITY.
Claim 2
Dependent Claim
118 words
IN AN IMPROVED PROCESS FOR PREPARING PHOSPHATIC ANIMAL FEED SUPLEMENT OF LOW FLUORINE CONTENT AND OF HIGH NUTRITIONAL AVAILABILITY THE IMPROVEMENT WHICH CONSISTS ESSENTIALLY IN: HEAT TREATING TRIPLE SUPERPHOSPHATE CONTAINING MORE THAN ONE PERCENT FLUORINE AT A TEMPERATURE BETWEEN 1050*F. AND 1350*F. FOR A TIME SUFFICIENT TO EFFECT THE REDUCTION OF THE FLUORINE CONTENT OF SAID TRIPLE SUPERPHOSPHATE TO LESS THAN ABOUT 0.26 PERCENT; HYDROLYZING THE SO-CALCINED MIXTURE IN THE PRESENCE OF A HYDROLYZING AGENT SELECTED FROM THE GROUP CONSISTING OF STEAM UNDER SUPERATMOSPHERIC PRESSURE AND HOT WATER AT A TEMPERATURE BETWEEN ABOUT 60*C. AND 95*C.; AND RECOVERING A PHOSPHATIC ANIMAL FEED CONSISTING ESSENTIALLY OF MIXED SOLUBLE CALCIUM ORTHOPHOSPHATES OF LOW FLUORINE CONTENT AND OF HIGH NUTRITONAL AVAILABILITY.
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) | 1966-08-26 | 1967-02-25 | 1967-08-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-26 | 1971-02-25 | 1971-08-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-26 | 1975-02-25 | 1975-08-27 | $7700.00 | Window Closed / Lapsed |