US3353987A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of preparing filmy adhesive
Assignee: Toshiba Corp
•
Filing: 1963-12-26
•
Granted: 1967-11-21
•
Expires: 1983-12-26
Abstract
No abstract record available.
Inventors
- 👤 Manaka Kazuo
- 👤 Tomioka Tamotsu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:48
CPC Classifications
C; C09; C09J; C09J7/00; C09J7/10; C09J7/30; C09J2301/00; C09J2301/40; C09J2301/416; C09J2461/00; C09J2463/00; C09J2479/00; C09J2479/08; C09J2479/086
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
A PROCESS OF PREPARING A FILMY ADHESIVE WHICH COMPRISES IRRADIATING WITH HIGH ENERGY RADIATION A POLYAMIDE RESIN FILM HAVING IN ASSOCIATION THEREWITH A SOLUTION OF AN EPOXY MONOMERIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF GLYCIDYL ACRYLATE AND GLYCIDYL METHACRYLATE, THEREBY EFFECTING THE GRAFT POLYMERIZATION OF THE POLYAMIDE RESIN AND THE EPOXY MONOMERIC COMPOUND TO FORM A COMPLEX FILM, AND THEREAFTER APPLYING A SOLUTION OF A PHENOL RESIN SELECTED FROM THE GROUP CONSISTING OF NOVOLAK AND RESOLE PHENOLIC RESINS TO THE SURFACE OF SAID COMPLEX FILM.
Claim 2
Dependent Claim
86 words
A PROCESS OF PREPARING A FILMY ADHESIVE WHICH COMPRISES IRRADIATING WITH HIGH ENERGY RADIATION A POLYAMIDE RESIN FILM HAVING IN ASSOCIATION THEREWITH A SOLUTION OF AN EPOXY MONOMERIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF GLYCIDYL ACRYLATE AND GLYCIDYL METHACRYLATE, THEREBY EFFECTING THE GRAFT POLYMERIZATION OF THE POLYAMIDE RESIN AND THE EPOXY MONOMERIC COMPOUND TO FORM A COMPLEX FILM, AND THEREAFTER APPLYING A SOLUTION OF A PHENOL RESIN SELECTED FROM THE GROUP CONSISTING OF NOVOLAK AND RESOLE PHENOLIC RESINS TO THE SURFACE OF SAID COMPLEX FILM.
References Cited (Backward Citations)
US2683130A
Cited
US2662865A
Cited
US2764502A
Cited
US3115418A
Cited
US2907675A
Cited
US2956899A
Cited
US3101275A
Cited
US3261884A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-11-20 | 1971-05-22 | 1971-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-11-20 | 1975-05-22 | 1975-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-11-20 | 1979-05-22 | 1979-11-21 | $7700.00 | Window Closed / Lapsed |