US4457973B1
Expired / Lapsed
US
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Conductive composite filaments and methods for producing said composite filaments
Assignee: Kanebo Ltd
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Filing: 1983-02-24
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Granted: 1995-05-09
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Expires: 2003-02-24
Abstract
No abstract record available.
Inventors
- 👤 Massao Matsui
- 👤 Hiroshi Naito
- 👤 Kazuo Okamoto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:08
CPC Classifications
A; A46; A46D; A46D1/00; A46D1/02; A46D1/023; A46D1/0238; D; D01; D01D; D01D5/00; D01D5/28; D01D5/30; D01F; D01F1/00; D01F1/02; D01F1/09; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2927; Y10T428/2929; Y10T428/2931; Y10T428/2933; Y10T428/294; Y10T428/2973
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) | 1998-05-08 | 1998-11-07 | 1999-05-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2002-05-08 | 2002-11-07 | 2003-05-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2006-05-08 | 2006-11-07 | 2007-05-09 | $7700.00 | Window Closed / Lapsed |