US3288747A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Molding composition of powdered epoxy resin, and filler coated with normally solid curing agent
Assignee: Allied Products Corp
•
Filing: 1962-06-08
•
Granted: 1966-11-29
•
Expires: 1982-06-08
Abstract
No abstract record available.
Inventors
- 👤 Sussman Vincent
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:54
CPC Classifications
C; C08; C08J; C08J3/00; C08J3/24; C08J3/241; C08G; C08G59/00; C08G59/18; C08G59/40; C08G59/50; C08K; C08K9/00; C08K9/04; C08J2363/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
A DRY BLEND COMPOSITION COMPRISING PARTICLES CONTAINING A SOLID POLYFUNCTIONAL EPOXY RESIN HAVING MORE THAN TWO (2) EPOXY GROUPS PER MOLECULE AND A MELTING POINT OF APPROXIMATELY 130 TO 340* F. IN INTIMATE MIXTURE WITH FILLER PARTICLES, THE FILLER PARTICLES BEING INDIVIDUALLY COATED WITH A SURFACE FILM OF A CURING AGENT TO FURNISH A SUBSTANTIAL SURFACE AREA OF CURING AGENT FOR REACTION WITH THE RESIN AT MOLDING TEMPERATURES, SUBSTANTIALLY ALL OF THE CURING AGENT OF THE COMPOSITION BEING CARRIED ON FILLER PARTICLES, THE CURING AGENT COATED FILLER PARTICLES HAVING A SIZE NOT MORE THAN APPROXIMATELY 60 MESH, THE CURING AGENT HAVING A MELTING POINT OF APPROXIMATELY 120 TO 340* F.
Claim 2
Dependent Claim
110 words
A DRY BLEND COMPOSITION COMPRISING PARTICLES CONTAINING A SOLID POLYFUNCTIONAL EPOXY RESIN HAVING MORE THAN TWO (2) EPOXY GROUPS PER MOLECULE AND A MELTING POINT OF APPROXIMATELY 130 TO 340* F. IN INTIMATE MIXTURE WITH FILLER PARTICLES, THE FILLER PARTICLES BEING INDIVIDUALLY COATED WITH A SURFACE FILM OF A CURING AGENT TO FURNISH A SUBSTANTIAL SURFACE AREA OF CURING AGENT FOR REACTION WITH THE RESIN AT MOLDING TEMPERATURES, SUBSTANTIALLY ALL OF THE CURING AGENT OF THE COMPOSITION BEING CARRIED ON FILLER PARTICLES, THE CURING AGENT COATED FILLER PARTICLES HAVING A SIZE NOT MORE THAN APPROXIMATELY 60 MESH, THE CURING AGENT HAVING A MELTING POINT OF APPROXIMATELY 120 TO 340* F.
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) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |