US3333983A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Antistatic polymeric materials containing ethylene oxide condensation products of phenolic derivatives
Assignee: Nopco Chemical Co
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Filing: 1966-08-29
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Granted: 1967-08-01
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Expires: 1986-08-29
Abstract
No abstract record available.
Inventors
- 👤 Sellet Lucien
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:29
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/53; C; C07; C07C; C07C37/00; C07C37/11; C07C37/14; D06M7/00; D06M2200/00; D06M2200/40; Y; Y10; Y10S; Y10S524/00; Y10S524/91
Claims Analysis
Total Claims: 0
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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) | 1970-07-31 | 1971-01-30 | 1971-08-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-31 | 1975-01-30 | 1975-08-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-31 | 1979-01-30 | 1979-08-01 | $7700.00 | Window Closed / Lapsed |