US2819199A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stable injectable fat emulsions and process of producing same
Assignee: SCHENLEY LABORATORIES Inc
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Filing: 1953-10-27
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Granted: 1958-01-07
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Expires: 1973-10-27
Abstract
No abstract record available.
Inventors
- 👤 Kalish Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:15
CPC Classifications
A; A61; A61K; A61K35/00; A61K35/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
185 words
A STABLE, NON-TOXIC, BODILY ACCEPTABLE AND ASSIMILABLE, INJECTABLE FATE EMULSION COMPRISING (1) BETWEEN APPROXIMATELY 30% AND APPROXIMATELY 55% BY WEIGHT/ VOLUME OF A NON-TOXIC, NON-IRRITATING FAT, (2) BETWEEN APPROXIMATELY 5% AND APPROXIMATELY 10% BY WEIGHT/ VOLUME OF AN ASSIMILABLE MONOSACCHARIDE, AND (3) BOTH OF THE CONSTITUENTS OF A PAIR OF EMULSIFYING AGENTS SELECTED FROM THE GROUP CONSISTING OF: ( A) GLYCERYL MONOSTEARATE AND POLYOXYETHYLENE SORBITAN MONOSTEARATE HAVING 20 POLYOXYETHYLENE UNITS PER MOLECULE, (B) THE CONDENSATION PRODUCT OF ETHYLENE OXIDE AND POLYPROPYLENE GLYCOL AND POLYGLYCEROL OLEATE, (C) THE CONDENSATION PRODUCT OF ETHYLENE OXIDE AND POLYPROPYLENE GLYCOL AND POLYOXYETHYLENE SORBITAN MONOSTEARATE HAVING 20 POLYOXYETHYLENE UNITS PER MOLECULE, (D) POLYETHYLENE GLYCOL 400 MONOSTEARATE AND POLYOXYETHYLENE SORBITAN MONOSTEARATE HAVING 20 POLYOXYETHYLENE UNITS PER MOLECULE AND (E) POLYETHYLENE GLYCOL 400 MONOSTEARATE AND THE CONDENSATION PRODUCT OF ETHYLENE OXIDE AND POLYPROPYLENE GLYCOL, EACH OF THE CONSTITUENTS OF THE SAID PAIR BEING PRESENT IN AN AMOUNT BETWEEN APPROXIMITY 1/2% AND APPROXIMATELY 3% BY WEIGHT/VOLUME OF THE EMULSION, AND THE AVERAGE SIZE OF THE PARTICLES OF SAID EMULSION BEING SMALLER THAN 2 MICRONS AND THE EMULSION BEING STERILE AND FREE FROM PYROGENIC SUBSTANCES.
Claim 2
Dependent Claim
185 words
A STABLE, NON-TOXIC, BODILY ACCEPTABLE AND ASSIMILABLE, INJECTABLE FATE EMULSION COMPRISING (1) BETWEEN APPROXIMATELY 30% AND APPROXIMATELY 55% BY WEIGHT/ VOLUME OF A NON-TOXIC, NON-IRRITATING FAT, (2) BETWEEN APPROXIMATELY 5% AND APPROXIMATELY 10% BY WEIGHT/ VOLUME OF AN ASSIMILABLE MONOSACCHARIDE, AND (3) BOTH OF THE CONSTITUENTS OF A PAIR OF EMULSIFYING AGENTS SELECTED FROM THE GROUP CONSISTING OF: ( A) GLYCERYL MONOSTEARATE AND POLYOXYETHYLENE SORBITAN MONOSTEARATE HAVING 20 POLYOXYETHYLENE UNITS PER MOLECULE, (B) THE CONDENSATION PRODUCT OF ETHYLENE OXIDE AND POLYPROPYLENE GLYCOL AND POLYGLYCEROL OLEATE, (C) THE CONDENSATION PRODUCT OF ETHYLENE OXIDE AND POLYPROPYLENE GLYCOL AND POLYOXYETHYLENE SORBITAN MONOSTEARATE HAVING 20 POLYOXYETHYLENE UNITS PER MOLECULE, (D) POLYETHYLENE GLYCOL 400 MONOSTEARATE AND POLYOXYETHYLENE SORBITAN MONOSTEARATE HAVING 20 POLYOXYETHYLENE UNITS PER MOLECULE AND (E) POLYETHYLENE GLYCOL 400 MONOSTEARATE AND THE CONDENSATION PRODUCT OF ETHYLENE OXIDE AND POLYPROPYLENE GLYCOL, EACH OF THE CONSTITUENTS OF THE SAID PAIR BEING PRESENT IN AN AMOUNT BETWEEN APPROXIMITY 1/2% AND APPROXIMATELY 3% BY WEIGHT/VOLUME OF THE EMULSION, AND THE AVERAGE SIZE OF THE PARTICLES OF SAID EMULSION BEING SMALLER THAN 2 MICRONS AND THE EMULSION BEING STERILE AND FREE FROM PYROGENIC SUBSTANCES.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-01-06 | 1961-07-08 | 1962-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-01-06 | 1965-07-08 | 1966-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-01-06 | 1969-07-08 | 1970-01-07 | $7700.00 | Window Closed / Lapsed |