US3095422A
Expired / Lapsed
US
⏱️ 0.0 years remaining
New phenylbenzazoles
Assignee: BASF Schweiz AG
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Filing: 1960-09-12
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Granted: 1963-06-25
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Expires: 1980-09-12
Abstract
Abstract 946,728. Leather. CIBA Ltd. Sept. 14, 1960 [Sept. 23, 1959 ; Dec. 8, 1959], No. 19727/62. Divided out of 941,990. Heading C6C. [Also in Divisions A2, A5, B5, C2, C3, C4, C5, Dl, D2 and G2] Materials are protected against ultra-violet rays by means of compounds of formula where A1 is a branched alkyl group having at least 4 carbon atoms, A2 is an unbranched alkyl group, and n is I or 2 (see Division C2). Materials specified include fibrous materials such as skins and hides and leathers made from the latter and products made therefrom.
Inventors
- 👤 Duennenberger Max
- 👤 Maeder Erwin
- 👤 Siegrist Adolf Emil
- 👤 Liechti Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:17
CPC Classifications
C; C07; C07D; C07D263/00; C07D263/52; C07D263/54; C07D263/56; C07D263/57; A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/49; A61K8/494; A61K8/4946; A61Q; A61Q17/00; A61Q17/04; C07D235/00; C07D235/02; C07D235/04; C07D235/18; C07D277/00; C07D277/60; C07D277/62; C07D277/64; C07D277/66; C08; C08K; C08K5/00; C08K5/0008; C08K5/0041; C08K5/16; C08K5/34; C08K5/3442; C08K5/3445; C08K5/3447; C08K5/35; C09; C09K; C09K15/00; C09K15/04; C09K15/30; C11; C11B; C11B5/00; C11B5/0042; C11B5/0064; D; D06; D06M; D06M13/00; D06M13/322; D06M13/35; H; H10; H10P; H10P95/00; D06M2200/00; D06M2200/25
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
5 words
THE 2-PHENYLBENZOZAZOLE OF THE FORMULA
Claim 2
Dependent Claim
5 words
THE 2-PHENYLBENZOZAZOLE OF THE FORMULA
Claim 3
Dependent Claim
5 words
THE 2-PHENYLBENZOXAZOLE OF THE FORMULA
Claim 4
Dependent Claim
5 words
THE 2-PHENYLBENZOXAZOLE OF THE FORMULA
Claim 5
Dependent Claim
5 words
THE 2-PHENYLBENZOXAZOLE OF THE FORMULA
Claim 6
Dependent Claim
5 words
THE 2-PHENYLBENZOXAZOLE OF THE FORMULA
Claim 7
Dependent Claim
5 words
THE 2-PHENYLBENZOXAZOLE OF THE FORMULA
Claim 8
Dependent Claim
5 words
THE 2-PHENYLBENZOXAZOLE OF THE FORMULA
Claim 9
Dependent Claim
5 words
THE 2-PHENYLBENZOXAZOLE OF THE FORMULA
Claim 10
Dependent Claim
5 words
THE 2-PHENYLBENZOXAZOLE 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) | 1966-06-24 | 1966-12-24 | 1967-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-24 | 1970-12-24 | 1971-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-24 | 1974-12-24 | 1975-06-25 | $7700.00 | Window Closed / Lapsed |