US3299169A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elastomeric epoxy resin
Assignee: Dow Chemical Co
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Filing: 1961-09-18
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Granted: 1967-01-17
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Expires: 1981-09-18
Abstract
No abstract record available.
Inventors
- 👤 John C Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:17
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/18; C08G59/20; C08G59/22; C08G59/226; C08L; C08L63/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
33 words
AN ELASTOMERIC RESIN OF HIGH ELONGATION, FLEXURAL STRENGTH, AND TRANSPARENCY WITHOUT NOTICEABLE DISTORTION OF IMAGES RECEIVED THERETHROUGH CONSISTING OF THE REACTION PRODUCT OF (1) A GLYCIDYL EITHER OF A DIPHENOL HAVING THE FORMULA:
Claim 2
Dependent Claim
33 words
AN ELASTOMERIC RESIN OF HIGH ELONGATION, FLEXURAL STRENGTH, AND TRANSPARENCY WITHOUT NOTICEABLE DISTORTION OF IMAGES RECEIVED THERETHROUGH CONSISTING OF THE REACTION PRODUCT OF (1) A GLYCIDYL EITHER OF A DIPHENOL HAVING THE FORMULA:
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 |