US3062771A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compositions of epoxy resin and aromatic hydrocarbon oils
Assignee: ExxonMobil Oil Corp
•
Filing: 1958-10-08
•
Granted: 1962-11-06
•
Expires: 1978-10-08
Abstract
No abstract record available.
Inventors
- 👤 Arthur H Boenau
- 👤 Paul F Bruins
- 👤 Robert H Salvesen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 16:37
CPC Classifications
C; C08; C08L; C08L63/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
71 words
A COMPOSITION COMPRISING A GLYCIDYL POLYETHER OF A POLYHYDRIC PHENOL HAVING AN EPOXY EQUIVALENCY GREATER THAN 1, AND AN ALKYL SUBSTITUTED POLYNUCLEAR AROMATIC HYDROCARBON OIL BOILING WITHIN THE RANGE OF ABOUT 4801000*F., SAID OIL HAVING AN AROMATICS CONTENT OF AT LEAST 90 PERCENT, A PARAFFINS CONTENT OF LESS THAN 8 PERCENT, THE RATIO OF AROMATIC OIL TO POLYEPOXIDE BEING BETWEEN ABOUT 1:1 AND 1:100, AND A CURING AGENT FOR SAID POLYEPOXIDE.
Claim 2
Dependent Claim
71 words
A COMPOSITION COMPRISING A GLYCIDYL POLYETHER OF A POLYHYDRIC PHENOL HAVING AN EPOXY EQUIVALENCY GREATER THAN 1, AND AN ALKYL SUBSTITUTED POLYNUCLEAR AROMATIC HYDROCARBON OIL BOILING WITHIN THE RANGE OF ABOUT 4801000*F., SAID OIL HAVING AN AROMATICS CONTENT OF AT LEAST 90 PERCENT, A PARAFFINS CONTENT OF LESS THAN 8 PERCENT, THE RATIO OF AROMATIC OIL TO POLYEPOXIDE BEING BETWEEN ABOUT 1:1 AND 1:100, AND A CURING AGENT FOR SAID POLYEPOXIDE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-05 | 1966-05-07 | 1966-11-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-05 | 1970-05-07 | 1970-11-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-05 | 1974-05-07 | 1974-11-06 | $7700.00 | Window Closed / Lapsed |