US3109775A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Theophylline-noscapine sustained release composition for treatment of asthma
Assignee: Key Pharmaceuticals Inc
•
Filing: 1961-01-31
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Granted: 1963-11-05
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Expires: 1981-01-31
Abstract
No abstract record available.
Inventors
- 👤 Shepard Mark
- 👤 James C Munch
- 👤 Kantor Jack
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:39
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/33; A61K31/395; A61K31/495; A61K31/505; A61K31/519; A61K31/52; A61K9/00; A61K9/20; A61K9/2072; A61K9/2086; A61K9/209; A61K9/48; A61K9/50; A61K9/5005; A61K9/5015; A61K9/5073; A61K9/5078; A61K9/5084
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
A THERAPEUTIC TABLET FOR ORAL ADMINISTRATION FOR THE TREATMENT OF BRONCHIAL AND CARDIAC ASTHMA COMPRISING FROM ABOUT 100 MG. TO ABOUT 400 MG. OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF THEOPHYLLINE, AND ITS THERAPEUTICALLY ACTIVE DERIVATIVES, AND FROM ABOUT 10 MG. TO ABOUT 60 MG. FOR EACH 200 MG. OF THEOPHYLLINE, OF NOSCAPINE, AND A BINDING AGENT.
Claim 2
Dependent Claim
59 words
A THERAPEUTIC TABLET FOR ORAL ADMINISTRATION FOR THE TREATMENT OF BRONCHIAL AND CARDIAC ASTHMA COMPRISING FROM ABOUT 100 MG. TO ABOUT 400 MG. OF A COMPOUND SELECTED FROM THE GROUP CONSISTING OF THEOPHYLLINE, AND ITS THERAPEUTICALLY ACTIVE DERIVATIVES, AND FROM ABOUT 10 MG. TO ABOUT 60 MG. FOR EACH 200 MG. OF THEOPHYLLINE, OF NOSCAPINE, AND A BINDING AGENT.
References Cited (Backward Citations)
US2752285A
Cited
US2738303A
Cited
US2881085A
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US2853420A
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US2887438A
Cited
US2954323A
Cited
US2987445A
Cited
US2928770A
Cited
US3080294A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-11-04 | 1967-05-06 | 1967-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-04 | 1971-05-06 | 1971-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-04 | 1975-05-06 | 1975-11-05 | $7700.00 | Window Closed / Lapsed |