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US3499028A
Expired / Lapsed
US
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Di(1-acyloxyaliphatic) ethers and derivatives thereof
Assignee: Union Carbide Corp
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Filing: 1966-08-01
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Granted: 1970-03-03
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Expires: 1986-08-01
Abstract
No abstract record available.
Inventors
- 👤 Lucian W Mcteer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:44
CPC Classifications
C; C07; C07C; C07C67/00; C07C67/10; C07C67/28; C07C67/297; C07C69/00; C07C69/02; C07C69/12; C07C69/14; C07C69/145; C07C69/16; C07C69/22; C07C69/24; C07C69/28; C07C69/52; C07C69/533; C07C69/54; C07C69/56; C07C69/587; C07C69/62; C07C69/63; C07C69/66; C07C69/67; C07C69/708; C07C69/76; C07C69/78
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2866813A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-02 | 1973-09-01 | 1974-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-02 | 1977-09-01 | 1978-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-02 | 1981-09-01 | 1982-03-03 | $7700.00 | Window Closed / Lapsed |