US2867659A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyhalogen substituted monohydroxydiphenyl urea and thiourea compounds
Assignee: Novartis AG
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Filing: 1956-08-16
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Granted: 1959-01-06
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Expires: 1976-08-16
Abstract
No abstract record available.
Inventors
- 👤 Model Ernst
- 👤 Bindler Jakob
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:58
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/48; C07; C07C; C07C275/00; C07C275/28; C07C275/30; C07C275/32; C07C275/34; C07C335/00; C07C335/04; C07C335/16; C07C335/18
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
6 words
A POLYHALOGEN COMPOUND OF THE FORMULA:
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-05 | 1962-07-07 | 1963-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-05 | 1966-07-07 | 1967-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-05 | 1970-07-07 | 1971-01-06 | $7700.00 | Window Closed / Lapsed |