US2592418A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diuretic mercury compounds
Assignee: E Fougera & Co Inc
•
Filing: 1949-11-30
•
Granted: 1952-04-08
•
Expires: 1969-11-30
Abstract
No abstract record available.
Inventors
- 👤 Halpern Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:16
CPC Classifications
C; C07; C07F; C07F3/00; C07F3/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
7 words
A NEW COMPOUND OF THE GENERAL FORMULA
Claim 2
Dependent Claim
7 words
A NEW COMPOUND OF THE GENERAL FORMULA
References Cited (Backward Citations)
US917096A
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US919161A
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US2069166A
Cited
US2191738A
Cited
US2156598A
Cited
US2163296A
Cited
US2117901A
Cited
US2208941A
Cited
US2300992A
Cited
US2460708A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-08 | 1955-10-08 | 1956-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-08 | 1959-10-08 | 1960-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-08 | 1963-10-08 | 1964-04-08 | $7700.00 | Window Closed / Lapsed |