Patent US3142698A successfully refreshed from Google Patents.
US3142698A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cyanoacrylate esters
Assignee: Hexion Inc
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Filing: 1960-10-03
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Granted: 1964-07-28
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Expires: 1980-10-03
Abstract
No abstract record available.
Inventors
- 👤 Benjamin D Halpern
- 👤 Dickstein Jack
- 👤 Hoegerle Rose-Marie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 19:17
CPC Classifications
C; C08; C08F; C08F22/00; C08F22/30; C07; C07C; C07C255/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
24 words
AN ESTER SELECTED FROM THE GROUP CONSISTING OF THE DI-2-CYANOACRYLATE ESTERS OF ETHYLENE GLYCOL, POLYETHYLENE GLYCOL OF MOLECULAR WEIGHT ABOUT 800-1200, AND NEOPENTYL GLYCOL.
Claim 2
Dependent Claim
24 words
AN ESTER SELECTED FROM THE GROUP CONSISTING OF THE DI-2-CYANOACRYLATE ESTERS OF ETHYLENE GLYCOL, POLYETHYLENE GLYCOL OF MOLECULAR WEIGHT ABOUT 800-1200, AND NEOPENTYL GLYCOL.
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) | 1967-07-28 | 1968-01-27 | 1968-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-28 | 1972-01-27 | 1972-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-28 | 1976-01-27 | 1976-07-28 | $7700.00 | Window Closed / Lapsed |