US3554683A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyolefin composition excellent in dyeability
Assignee: Asahi Kasei Corp
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Filing: 1967-06-14
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Granted: 1971-01-12
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Expires: 1987-06-14
Abstract
Abstract AN EASILY DYEABLE POLYOLEFIN COMPOSITION, OBTAINED BY ADDING A COMPOUND HAVING IN ITS MOLECULE A BASIC NITROGEN ATOM TOGETHER WITH A SPECIFIC AMOUNT OF FINE-GRAIN INORGANIC COMPOUNDS OF SPECIFIC KIND AND A SPECIFIC AMOUNT OF LIQUID PARIFFIN TO A POLYOLEFIN AND MIXING THE SAME THEREWITH.
Inventors
- 👤 Yoshisato Fujisaki
- 👤 Itsuho Aishima
- 👤 Noboru Fukuma
- 👤 Atsuo Nakanishi
- 👤 Kenichi Matsui
- 👤 Schiyouzi Nakai
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:30
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/17; C08K13/00; C08K13/02; C08K3/00; C08K3/10; C08K3/105; C08L; C08L23/00; C08L23/02; C08L23/10; C08K3/18; C08K3/20; C08K3/22; C08K3/24; C08K3/26; C08K3/34; C08L2203/00; C08L2203/12; C08L35/00; C08L35/06; C08L39/00; C08L39/04; C08L39/08
Claims Analysis
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References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |