US5213581B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compositions and methods that introduce variations in color density into cellulosic fabrics particularly indigo dyed denim
Assignee: Lanxess Corp
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Filing: 1992-06-15
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Granted: 1999-03-02
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Expires: 2012-06-15
Abstract
No abstract record available.
Inventors
- 👤 Lynne A Olson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 08:07
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/38; C11D3/386; C11D3/38645; D; D06; D06P; D06P5/00; D06P5/13; D06P5/137; D06P5/15; D06P5/158; D06P1/00; D06P1/22; D06P1/228; Y; Y10; Y10S; Y10S8/00; Y10S8/916; Y10S8/918
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) | 2002-03-01 | 2002-08-31 | 2003-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2006-03-01 | 2006-08-31 | 2007-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2010-03-01 | 2010-08-31 | 2011-03-02 | $7700.00 | Window Closed / Lapsed |