US2696456A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dual element suppository
Assignee: Lambert Co
•
Filing: 1950-04-24
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Granted: 1954-12-07
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Expires: 1970-04-24
Abstract
No abstract record available.
Inventors
- 👤 Hetterick Raymond Delos
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:37
CPC Classifications
A; A61; A61K; A61K9/00; A61K9/0012; A61K9/0034; A61K9/02; A61K9/025; Y; Y10; Y10S; Y10S424/00; Y10S424/15
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
106 words
A SUPPOSITORY COMPRISING: A CORE CONSISTING ESSENTIALLY OF A WATER-INSOLUBLE OILY BASE WHICH IS SOLID AT NORMAL ROOM TEMPERATURES, MELTS AT BODY TEMPERATURES, AND COMPRISES AN EMOLLIENT VEHICLE AND A MEDICAMENT CARRIED IN SAID VEHICLE; AND AN OUTER COATING UPON SAID CORE, SAID COATING BEING SOLID AT NORMAL ROOM TEMPERATURES, AND DISPERSIBLE AT BODY TEMPERATURES IN THE BODY FLUIDS, SAID COATING COMPRISING A WATER-DISPERSIBLE MATERIAL WHICH IS ALSO A DISPERSION AGENT FOR SAID OILY BASE, SAID MATERIAL CONSISTING OF A HIGHER FATTY ACID ESTER OF A POLYHYDRIC ALCOHOL AND BEING PRESENT IN SIFFICIENT QUANTITY TO SUBSTANTIALLY COMPLETELY DISPERSE ALL OF THE OILY BASE OF SAID CORE.
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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) | 1957-12-06 | 1958-06-07 | 1958-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-06 | 1962-06-07 | 1962-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-06 | 1966-06-07 | 1966-12-07 | $7700.00 | Window Closed / Lapsed |