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US3637568A
Expired / Lapsed
US
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Synthetic resin molding compositions containing n-alkylgluconamides
Assignee: Astellas Pharma Inc
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Filing: 1970-03-23
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Granted: 1972-01-25
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Expires: 1990-03-23
Abstract
Abstract USE OF N-ALKYLGLUCONAMIDES OF THE FORMULA: R-NHCO(CHOH)4CH2OH WHEREIN R IS AN ALKYL GROUP HAVING 1 TO 24 CARBON ATOMS AS AN ADDITIVE FOR MOLDING SYNTHETIC RESINS, ESPECIALLY AS A LUBRICANT FOR THERMOPLASTIC RESIN, A RELEASING AGENT FOR THERMOSETTING RESIN, AND AN ANTISTATIC AGENT FOR BOTH RESINS, AND RESINOUS COMPOSITIONS FOR MOLDING CONTAINING THE SAID N-ALKYLGLUCONAMIDE.
Inventors
- 👤 Koichi Sato
- 👤 Norifusa Tamugi
- 👤 Katsutoshi Abe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 15:50
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/20; Y; Y10; Y10S; Y10S260/00; Y10S260/15
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) | 1975-01-24 | 1975-07-26 | 1976-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-01-24 | 1979-07-26 | 1980-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-01-24 | 1983-07-26 | 1984-01-25 | $7700.00 | Window Closed / Lapsed |