US3373131A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Epoxy resin compositions and novel inks containing the same
Assignee: Interchemical Corp
•
Filing: 1965-11-30
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Granted: 1968-03-12
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Expires: 1985-11-30
Abstract
No abstract record available.
Inventors
- 👤 Bolstad Richard
- 👤 Michael J Tinghitella
- 👤 Rupert J Schefbaner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:40
CPC Classifications
C; C09; C09D; C09D11/00; C09D11/02; C09D11/10; C09D11/102; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31511; Y10T428/31525
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
40 words
A COMPOSITION COMPRISING (1) AN EPOXY RESIN PRODUCED BY THE REACTION OF P,PP''-DIHYDROXY DIPHENYL DIMETHYL METHANE AND EPICHLOROHYDRIN AND CONTAINING A PLURALITY OF 1,2-EPOXIDE GROUPS AND (2) A DIALKYL TEREPHTHALATE WHEREIN THE ALKYL GROUP HAS FROM 1 TO 3 CARBONS.
Claim 2
Dependent Claim
40 words
A COMPOSITION COMPRISING (1) AN EPOXY RESIN PRODUCED BY THE REACTION OF P,PP''-DIHYDROXY DIPHENYL DIMETHYL METHANE AND EPICHLOROHYDRIN AND CONTAINING A PLURALITY OF 1,2-EPOXIDE GROUPS AND (2) A DIALKYL TEREPHTHALATE WHEREIN THE ALKYL GROUP HAS FROM 1 TO 3 CARBONS.
References Cited (Backward Citations)
US2553718A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-03-12 | 1971-09-11 | 1972-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-12 | 1975-09-11 | 1976-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-12 | 1979-09-11 | 1980-03-12 | $7700.00 | Window Closed / Lapsed |