Crompton & Knowles Corporation
78Patents
0Active
78Granted
38Portfolio score
Filing activity: Apr 2, 1971 → Jan 28, 1998
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5779805A | Process for recrystallizing sugar and product thereof | Chemistry; Metallurgy | 67 | Expired |
| US4813970A | Method for improving the lightfasteness of nylon dyeings using copper sulfonates | Emerging Cross-Sectional Technologies | 57 | Expired |
| US5538411A | Spiral fed multi-layer tubular die | Performing Operations; Transporting | 38 | Expired |
| US5366750A | Thermostable edible composition having ultra-low water activity | Human Necessities | 27 | Expired |
| US4437046A | Extrusion drive control system | Performing Operations; Transporting | 26 | Expired |
| US3956976A | Apparatus for expanding and transferring a carton | Performing Operations; Transporting | 26 | Expired |
| US5149193A | Extruder temperature controller and method for controlling extruder temperature | Performing Operations; Transporting | 26 | Expired |
| US4280801A | Crosshead | Performing Operations; Transporting | 24 | Expired |
| US4595546A | Manufacture of elongated extruded cross-linked products | Emerging Cross-Sectional Technologies | 23 | Expired |
| US5723164A | Thermostable edible composition having ultra-low water activity | Human Necessities | 20 | Expired |
| US4652313A | Aqueous lake pigment suspension | Chemistry; Metallurgy | 18 | Expired |
| US5360551A | Process for color reduction of dye wastewater | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5529801A | Thermostable edible composition having ultra-low water activity | Human Necessities | 17 | Expired |
| US4262737A | Extruder temperature controller | Performing Operations; Transporting | 17 | Expired |
| US4146416A | Apparatus for vibration welding of material | Performing Operations; Transporting | 15 | Expired |
| US4749784A | Alkanol substituted disazo orange dye for nylon | Textiles; Paper | 15 | Expired |
| US4865885A | Food color stain blocking fiber agents | Textiles; Paper | 15 | Expired |
| US4021894A | Textile spreader roller | Emerging Cross-Sectional Technologies | 13 | Expired |
| US4877538A | Sulfomethylated stain blocking agents | Emerging Cross-Sectional Technologies | 12 | Expired |
| US3982382A | Article bucket with circular clamp | Performing Operations; Transporting | 12 | Expired |
| US4857392A | Stainblocker and fluorocarbon oil repellents | Emerging Cross-Sectional Technologies | 11 | Expired |
| US4750938A | Aqueous phosphate pigment dispersions | Chemistry; Metallurgy | 11 | Expired |
| US4295812A | Ribbon cable extrusion crosshead | Performing Operations; Transporting | 11 | Expired |
| US4072185A | Air cooling apparatus for vertical extruders | Emerging Cross-Sectional Technologies | 10 | Expired |
| US4579561A | Process for trichromatic dyeing polyamide fibers | Emerging Cross-Sectional Technologies | 10 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.