US3060235A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Phenyl ether-ureas
Assignee: BASF Schweiz AG
•
Filing: 1960-08-01
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Granted: 1962-10-23
•
Expires: 1980-08-01
Abstract
No abstract record available.
Inventors
- 👤 Martin Henry
- 👤 Aebi Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 02:50
CPC Classifications
C; C07; C07C; C07C275/00; C07C275/28; C07C275/32; C07C275/34; C07C275/36; C07C323/00; C07C323/23; C07C323/39; C07C323/43; C07C323/44
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
57 words
A COMPOUND OF THE FORMULA WHEREIN R IS LOWER ALKYL, EACH OF R1 AND R2 IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, HALOGEN, LOWER ALKYL, TRIFLUOROMETHYL, LOWER ALKOXY AND NITRO, X IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF O AND S, AND N IS A WHOLE NUMBER OF AT THE MOST 3.
Claim 2
Dependent Claim
57 words
A COMPOUND OF THE FORMULA WHEREIN R IS LOWER ALKYL, EACH OF R1 AND R2 IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF HYDROGEN, HALOGEN, LOWER ALKYL, TRIFLUOROMETHYL, LOWER ALKOXY AND NITRO, X IS A MEMBER SELECTED FROM THE GROUP CONSISTING OF O AND S, AND N IS A WHOLE NUMBER OF AT THE MOST 3.
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) | 1965-10-22 | 1966-04-23 | 1966-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-22 | 1970-04-23 | 1970-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-22 | 1974-04-23 | 1974-10-23 | $7700.00 | Window Closed / Lapsed |