US4663159B1
Expired / Lapsed
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US4663159B1 - - Google Patents
Assignee: Union Carbide Corp
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Filing: 1985-02-01
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Granted: 1992-12-01
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Expires: 2005-02-01
Abstract
No abstract record available.
Inventors
- 👤 L Brode Ii George
- 👤 L Kreeger Russell
- 👤 D Goddard Errol
- 👤 M Merritt Ii Frederick
- 👤 B Braun David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 09:55
CPC Classifications
C; C08; C08B; C08B11/00; C08B11/02; C08B11/04; C08B11/14; C08B11/145; C08B11/193; A; A61; A61K; A61K8/00; A61K8/18; A61K8/72; A61K8/73; A61K8/731; A61Q; A61Q19/00; A61Q19/10; A61Q5/00; A61Q5/02; C08B37/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1995-12-01 | 1996-06-01 | 1996-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-12-01 | 2000-06-01 | 2000-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-12-01 | 2004-06-01 | 2004-12-01 | $7700.00 | Window Closed / Lapsed |