US3228915A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Copolymer of diethyleneglycol-bis-allylcarbonate, triallylcyanurate and a styrene
Assignee: Rain Carbon Germany GmbH
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Filing: 1963-04-29
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Granted: 1966-01-11
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Expires: 1983-04-29
Abstract
No abstract record available.
Inventors
- 👤 Sauer Hubert
- 👤 Binder Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:54
CPC Classifications
C; C08; C08F; C08F212/00; C08F212/02; C08F212/04; C08F212/06; C08F16/00; C08F16/12; C08F16/14; C08F16/28; C08F18/00; C08F18/02; C08F18/04; C08F18/08
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) | 1969-01-10 | 1969-07-12 | 1970-01-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-10 | 1973-07-12 | 1974-01-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-10 | 1977-07-12 | 1978-01-11 | $7700.00 | Window Closed / Lapsed |