US3299168A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Epoxy resin compositions and cured products obtained therefrom
Assignee: Shell USA Inc
•
Filing: 1961-07-17
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Granted: 1967-01-17
•
Expires: 1981-07-17
Abstract
No abstract record available.
Inventors
- 👤 George B Payne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 04:32
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/18; C08G59/20; C08G59/22; C08G59/226
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
41 words
A COMPOSITION COMPRISING (1) 99 PARTS TO 30 PARTS BY WEIGHT OF A GLYCIDYL POLYETHER OF A POLYHYDRIC COMPOUND OF THE GROUP CONSISTING OF POLYHYDRIC PHENOLS AND POLYHYDRIC ALCOHOLS, AND (2) 1 PART TO 70 PARTS BY WEIGHT OF GLYCIDYL GLYCIDATE.
Claim 2
Dependent Claim
41 words
A COMPOSITION COMPRISING (1) 99 PARTS TO 30 PARTS BY WEIGHT OF A GLYCIDYL POLYETHER OF A POLYHYDRIC COMPOUND OF THE GROUP CONSISTING OF POLYHYDRIC PHENOLS AND POLYHYDRIC ALCOHOLS, AND (2) 1 PART TO 70 PARTS BY WEIGHT OF GLYCIDYL GLYCIDATE.
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) | 1970-01-16 | 1970-07-18 | 1971-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-16 | 1974-07-18 | 1975-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-16 | 1978-07-18 | 1979-01-17 | $7700.00 | Window Closed / Lapsed |