US2678899A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stable solution of physostigmine
Assignee: KREMCRS URBAN CO
•
Filing: 1952-04-11
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Granted: 1954-05-18
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Expires: 1972-04-11
Abstract
No abstract record available.
Inventors
- 👤 Clemmy O Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:25
CPC Classifications
A; A61; A61K; A61K47/00; A61K47/02; A61K9/00; A61K9/0012; A61K9/0019
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
124 words
A COMPOSITION OF MATTER FOR THERAPEUTIC PURPOSES AND COMPRISING SUBSTANTIALLY OXYGEN-FREE WATER, A WATER-SOLUBLE SALT OF PHYSOSTIGMINE IN SUFFICIENT QUANTITY TO REDUCE SPASM OF VOLUNTARY MUSCLE, A WATER-SOLUBLE PARASYMPATHETIC BLOCKING AGENT CHOSEN FROM THE GROUP CONSISTING OF ASTROPINE, 1-HYOSCYAMINE, METHYLATROPINE, HOMATROPINE METHYLBROMIDE, 1-HYOSCYAMINE, EUCATROPINE AND THE WATER-SOLUBLE SALTS THEREOF IN SUCH PROPORTIONS TO THE AMOUNT OF PHYSOSTIGMINE SALT AS TO ANTAGONIZE THE PARASYMPATHETIC STIMULATING EFFECTS OF THE PHYSOSTIGMINE SALT, THE COMPOSITION BEING ADJUSTED TO A PH VALUE IN THE RANGE OF 3.5 TO 4.5, AND 0.5 TO 1.0 GM. PER LITER OF A PHYSIOLOGICALLY-SUITABLE WATER-SOLUBLE BISULFITE OF A METAL AS A STABILIZING AGENT TO COACT WITH THE PH VALUE OF THE COMPOSITION FOR PREVENTING DECOMPOSITION OF THE PHYSOSTIGMINE SALT UPON STERILIZATION AND DURING STORAGE.
Claim 2
Dependent Claim
124 words
A COMPOSITION OF MATTER FOR THERAPEUTIC PURPOSES AND COMPRISING SUBSTANTIALLY OXYGEN-FREE WATER, A WATER-SOLUBLE SALT OF PHYSOSTIGMINE IN SUFFICIENT QUANTITY TO REDUCE SPASM OF VOLUNTARY MUSCLE, A WATER-SOLUBLE PARASYMPATHETIC BLOCKING AGENT CHOSEN FROM THE GROUP CONSISTING OF ASTROPINE, 1-HYOSCYAMINE, METHYLATROPINE, HOMATROPINE METHYLBROMIDE, 1-HYOSCYAMINE, EUCATROPINE AND THE WATER-SOLUBLE SALTS THEREOF IN SUCH PROPORTIONS TO THE AMOUNT OF PHYSOSTIGMINE SALT AS TO ANTAGONIZE THE PARASYMPATHETIC STIMULATING EFFECTS OF THE PHYSOSTIGMINE SALT, THE COMPOSITION BEING ADJUSTED TO A PH VALUE IN THE RANGE OF 3.5 TO 4.5, AND 0.5 TO 1.0 GM. PER LITER OF A PHYSIOLOGICALLY-SUITABLE WATER-SOLUBLE BISULFITE OF A METAL AS A STABILIZING AGENT TO COACT WITH THE PH VALUE OF THE COMPOSITION FOR PREVENTING DECOMPOSITION OF THE PHYSOSTIGMINE SALT UPON STERILIZATION AND DURING STORAGE.
References Cited (Backward Citations)
US2047144A
Cited
US2250553A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-17 | 1957-11-16 | 1958-05-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-17 | 1961-11-16 | 1962-05-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-17 | 1965-11-16 | 1966-05-18 | $7700.00 | Window Closed / Lapsed |