Patent US3096333A successfully refreshed from Google Patents.
US3096333A
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US
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Reaction of 4-amino-1, 8-naphthalimides and aromatic dhsocyanates, and resulting products
Assignee: GAF Chemicals Corp
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Filing: 1960-11-21
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Granted: 1963-07-02
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Expires: 1980-11-21
Abstract
No abstract record available.
Inventors
- 👤 Robert C Wilson
- 👤 Harlan B Freyermuth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:15
CPC Classifications
C; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/30; C08G18/38; C08G18/3819; C08G18/3842; C08G18/3844; C08G18/3846; C08G18/70; C08G18/72; C08G18/80; C08G18/8061; C08G18/807; C09; C09B; C09B57/00; C09B57/08
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
5 words
A DYESTUFF HAVING THE FORMULA:
References Cited (Backward Citations)
CA469018A
Cited
US2600080A
Cited
US2715126A
Cited
US2725385A
Cited
DE1037120B
Cited
US2949431A
Cited
US2927905A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-07-01 | 1966-12-31 | 1967-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-01 | 1970-12-31 | 1971-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-01 | 1974-12-31 | 1975-07-02 | $7700.00 | Window Closed / Lapsed |