US3929927A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiation polymerizable epoxy composition
Assignee: WR Grace and Co
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Filing: 1973-08-17
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Granted: 1975-12-30
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Expires: 1993-08-17
Abstract
Abstract A radiation curable epoxy composition prepared by admixing an epoxy compound having the formula IN WHICH A is AND N HAS AN AVERAGE VALUE OF 0-13 AND A COMPOUND HAVING THE FORMULA in which R1, R3, and R4 are lower alkyl groups, and R2 is an alkylene group having 2-8 carbon atoms.
Inventors
- 👤 Nelson S Marans
- 👤 Alfred Gluecksmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:37
CPC Classifications
B; B01; B01J; B01J19/00; B01J19/08; B01J19/12; B01J19/122; B01J19/123; C; C08; C08F; C08F283/00; C08F283/10
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
15 words
A RADIATION CURABLE COMPOSITION CONSISTING OF 40-95 PARTS OF AN EPOXY COMPOUND HAVING THE FORMULA
Claim 2
Dependent Claim
15 words
A RADIATION CURABLE COMPOSITION CONSISTING OF 40-95 PARTS OF AN EPOXY COMPOUND HAVING THE FORMULA
Claim 3
Dependent Claim
10 words
The composition of claim 1 in which n is 0-6.
References Cited (Backward Citations)
US3455858A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-12-29 | 1979-06-30 | 1979-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-12-29 | 1983-06-30 | 1983-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-12-29 | 1987-06-30 | 1987-12-30 | $7700.00 | Window Closed / Lapsed |