Patent US3699076A successfully refreshed from Google Patents.
US3699076A
Expired / Lapsed
US
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Colored cyanoacrylate adhesive compositions
Assignee: Permabond International Corp
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Filing: 1970-11-25
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Granted: 1972-10-17
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Expires: 1990-11-25
Abstract
Abstract AUTOPOLYMERIZABLE ALPHA-CYANOACRYLATE ADHESIVE COMPOSITIONS HAVING INCORPORATED THEREIN DISPERSE DYES OF THE ANTHRAQUINONE CLASS WHICH HAVE AN AMINO GROUP AND EITHER AN ARYL GROUP ON THE AMINO GROUP, OR A PHENOLIC TYPE OH GROUP ON THE ANTHROQUINONE RING.
Inventors
- 👤 William F Thomsen
- 👤 Paul T Von Bramer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:01
CPC Classifications
C; C08; C08F; C08F22/00; C08F22/30; C09; C09J; C09J4/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-10-17 | 1976-04-17 | 1976-10-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-10-17 | 1980-04-17 | 1980-10-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-10-17 | 1984-04-17 | 1984-10-17 | $7700.00 | Window Closed / Lapsed |