Courtaulds PLC
40Patents
0Active
40Granted
38Portfolio score
Filing activity: Jul 15, 1981 → Dec 6, 1995
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4580301A | Mattress for supporting the human body | Human Necessities | 76 | Expired |
| US5458835A | Process of making viscose staple fibers | Emerging Cross-Sectional Technologies | 66 | Expired |
| US5634914A | Cellulosic fibre | Emerging Cross-Sectional Technologies | 63 | Expired |
| US5403530A | Elongate member production method | Textiles; Paper | 36 | Expired |
| US4647505A | Cellulose fibres for cement reinforcement | Emerging Cross-Sectional Technologies | 34 | Expired |
| US4992347A | Marking | Emerging Cross-Sectional Technologies | 30 | Expired |
| US5299435A | Locked inlay knit fabrics | Textiles; Paper | 30 | Expired |
| US5108810A | Composite element | Emerging Cross-Sectional Technologies | 29 | Expired |
| US5310424A | Process for reducing the fibrillation tendency of solvent-spun cellulose fibre | Emerging Cross-Sectional Technologies | 28 | Expired |
| US5609957A | Fiber | Emerging Cross-Sectional Technologies | 27 | Expired |
| US5731083A | Cellulosic fibres | Emerging Cross-Sectional Technologies | 27 | Expired |
| US5520869A | Treatment of fibre | Textiles; Paper | 23 | Expired |
| US5580354A | Process for reducing the fibrillation tendency of solvent-spun cellulose fibre | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5443776A | Process of improving at least one property of viscose filaments | Textiles; Paper | 22 | Expired |
| US4923724A | Composite articles | Emerging Cross-Sectional Technologies | 22 | Expired |
| US4504990A | Fire resistant support for the human body | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4581072A | Polymer solutions | Textiles; Paper | 19 | Expired |
| US4515210A | Heat exchanger having a plastics membrane | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US5051110A | Fibrous material | Textiles; Paper | 17 | Expired |
| US5651794A | Dyeing of cellulose | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5441689A | Process of making regenerated cellulose articles | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4902562A | Electrically conductive materials | Emerging Cross-Sectional Technologies | 12 | Expired |
| US5036900A | Method for acetylating shredded cellulosic | Chemistry; Metallurgy | 12 | Expired |
| US4680335A | Polymer compositions | Chemistry; Metallurgy | 11 | Expired |
| US5534573A | Aminotriazine phosphonates in plastics | Chemistry; Metallurgy | 10 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.