US3064057A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Condensate of ethylene oxide and an alkylated bis-phenol
Assignee: Nopco Chemical Co
•
Filing: 1958-08-07
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Granted: 1962-11-13
•
Expires: 1978-08-07
Abstract
No abstract record available.
Inventors
- 👤 Liebling Raymond
- 👤 Steckler Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:26
CPC Classifications
C; C08; C08G; C08G63/00; C08G63/66; C08G63/668; C08G63/672
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB515907A
Cited
US2130526A
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US2499363A
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US2499360A
Cited
US2571217A
Cited
US1888849A
Cited
US2444594A
Cited
US2627508A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-11-12 | 1966-05-14 | 1966-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-11-12 | 1970-05-14 | 1970-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-11-12 | 1974-05-14 | 1974-11-13 | $7700.00 | Window Closed / Lapsed |