US2789938A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing a diuretic effect with p-carboxybenzenesulfonamide
Assignee: Merck and Co Inc
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Filing: 1952-11-24
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Granted: 1957-04-23
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Expires: 1972-11-24
Abstract
No abstract record available.
Inventors
- 👤 Paul W Wilcox
- 👤 Jr Karl H Beyer
- 👤 Ziegler Carl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:12
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/16; A61K31/18; C; C07; C07C; C07C311/00; C07C311/15
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
61 words
THE PROCESS OF INCREASING THE ELIMINATION OF AN ION SELECTED FROM THE GROUP CONSISTING OF SODIUM AND POTASSIUM IONS FROM THE BODY WHICH CONSISTS IN ADMINISTERING TO A LIVING PERSON SUFFERING FROM AN ABNORMAL RETENTION OF THESE IONS P-CARBOXYBENZENESULFONAMIDE IN AN AMOUNT SUFFICIENT TO ELIMINATE THE EXCESS SODIUM AND POTASSIUM IONS AND BRING ABOUT THE DESIRED ELECTROLYTE BALANCE IN THE PERSON.
Claim 2
Dependent Claim
61 words
THE PROCESS OF INCREASING THE ELIMINATION OF AN ION SELECTED FROM THE GROUP CONSISTING OF SODIUM AND POTASSIUM IONS FROM THE BODY WHICH CONSISTS IN ADMINISTERING TO A LIVING PERSON SUFFERING FROM AN ABNORMAL RETENTION OF THESE IONS P-CARBOXYBENZENESULFONAMIDE IN AN AMOUNT SUFFICIENT TO ELIMINATE THE EXCESS SODIUM AND POTASSIUM IONS AND BRING ABOUT THE DESIRED ELECTROLYTE BALANCE IN THE PERSON.
References Cited (Backward Citations)
US2608507A
Cited
US2664439A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-22 | 1960-10-22 | 1961-04-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-22 | 1964-10-22 | 1965-04-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-22 | 1968-10-22 | 1969-04-23 | $7700.00 | Window Closed / Lapsed |