CELANESE ACETATE LLC
🏢 View company profile →61Patents
37Active
61Granted
48Portfolio score
Filing activity: Jan 31, 1997 → Sep 20, 2016 · 14 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5795439A | Process for making a non-woven, wet-laid, superabsorbent polymer-impregnated structure | Textiles; Paper | 53 | Expired |
| US8308624B2 | Process for making filter tow | Human Necessities | 40 | Active |
| US8790556B2 | Process of making tri-arc filaments | Emerging Cross-Sectional Technologies | 35 | Active |
| US7152288B1 | Stuffer box crimper and a method for crimping | Textiles; Paper | 34 | Expired |
| US7585442B2 | Process for making cellulose acetate tow | Textiles; Paper | 34 | Active |
| US9386803B2 | Tobacco smoke filter for smoking device with porous mass of active particulate | Textiles; Paper | 33 | Active |
| US8920520B2 | Methods of preparing polysaccharide sheets for esterification | Textiles; Paper | 30 | Active |
| US6253431A | Air opening jet apparatus | Textiles; Paper | 21 | Expired |
| US6543106B1 | Apparatus, method and system for air opening of textile tow and opened textile tow web produced thereby | Textiles; Paper | 19 | Expired |
| US7534379B2 | Process of making cellulose acetate tow | Textiles; Paper | 17 | Active |
| US8967155B2 | Products of high denier per filament and low total denier tow bands | Emerging Cross-Sectional Technologies | 13 | Active |
| US7585441B2 | Process of making cellulose acetate tow | Textiles; Paper | 12 | Active |
| US7610852B2 | Method of making a bale of cellulose acetate tow | Performing Operations; Transporting | 11 | Active |
| US7445737B2 | Cellulose acetate tow and method of making same | Textiles; Paper | 8 | Expired |
| US6924029B1 | Cellulose acetate tow and method of making same | Emerging Cross-Sectional Technologies | 8 | Expired |
| US7534380B2 | Cellulose acetate tow and method of making same | Textiles; Paper | 8 | Expired |
| US7081423B2 | Nonwoven absorbent materials made with cellulose ester containing bicomponent fibers | Emerging Cross-Sectional Technologies | 6 | Expired |
| US9027566B2 | Apparatuses, systems, and associated methods for forming porous masses for smoke filter | Performing Operations; Transporting | 6 | Active |
| US9211972B2 | Configurable shipping container | Performing Operations; Transporting | 5 | Active |
| US6458185B1 | Recovery of volatile organic compounds from carbon adsorber beds | Performing Operations; Transporting | 5 | Expired |
| US6983520B2 | Method and apparatus for making an absorbent composite | Textiles; Paper | 5 | Expired |
| US6224811A | Thermal bonding of wet cellulose based fibers | Textiles; Paper | 4 | Expired |
| US7487720B2 | Method of making a bale of cellulose acetate tow | Performing Operations; Transporting | 4 | Active |
| US9167830B2 | Substituted cellulose acetates and uses thereof | Human Necessities | 4 | Active |
| US5945216A | Process for making high denier filaments of thermotropic liquid crystalline polymers and compositions thereof | Emerging Cross-Sectional Technologies | 4 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.