Cyclics Corporation
30Patents
6Active
30Granted
41Portfolio score
Filing activity: Mar 24, 2000 → Jul 29, 2010 · 6 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6369157B1 | Blend material including macrocyclic polyester oligomers and processes for polymerizing the same | Emerging Cross-Sectional Technologies | 49 | Expired |
| US6420048B1 | High molecular weight copolyesters from macrocyclic oligoesters and cyclic esters | Emerging Cross-Sectional Technologies | 42 | Expired |
| US6525164B2 | Methods for converting linear polyesters to macrocyclic oligoester compositions and macrocyclic oligoesters | Emerging Cross-Sectional Technologies | 39 | Expired |
| US7732557B2 | Methods for removing catalyst residue from a depolymerization process stream | Emerging Cross-Sectional Technologies | 37 | Active |
| US6420047B2 | Macrocyclic polyester oligomers and processes for polymerizing the same | Emerging Cross-Sectional Technologies | 37 | Expired |
| US6436549B1 | Block copolymers from macrocyclic oligoesters and dihydroxyl-functionalized polymers | Emerging Cross-Sectional Technologies | 33 | Expired |
| US6436548B1 | Species modification in macrocyclic polyester oligomers, and compositions prepared thereby | Emerging Cross-Sectional Technologies | 30 | Expired |
| US6960626B2 | Intimate physical mixtures containing macrocyclic polyester oligomer and filler | Chemistry; Metallurgy | 24 | Expired |
| US6639009B2 | Macrocyclic polyester oligomers and processes for polymerizing the same | Emerging Cross-Sectional Technologies | 24 | Expired |
| US6713601B2 | Species modification in macrocyclic polyester oligomers, and compositions prepared thereby | Emerging Cross-Sectional Technologies | 21 | Expired |
| US6787632B2 | Organo-titanate catalysts for preparing pure macrocyclic oligoesters | Performing Operations; Transporting | 21 | Expired |
| US6994914B2 | Macrocyclic polyester oligomers and processes for polymerizing the same | Emerging Cross-Sectional Technologies | 16 | Expired |
| US7230044B2 | Intimate physical mixtures containing macrocyclic polyester oligomer and filler | Chemistry; Metallurgy | 15 | Expired |
| US7071291B2 | Isolation, formulation and shaping of macrocyclic oligoesters | Emerging Cross-Sectional Technologies | 14 | Expired |
| US6855798B2 | Methods for converting linear polyesters to macrocyclic oligoester compositions and macrocyclic oligoesters | Emerging Cross-Sectional Technologies | 14 | Expired |
| US7151143B2 | Blends containing macrocyclic polyester oligomer and high molecular weight polymer | Chemistry; Metallurgy | 13 | Expired |
| US6962968B2 | Purification of macrocyclic oligoesters | Chemistry; Metallurgy | 13 | Expired |
| US7022806B2 | Methods for converting linear polyesters to macrocyclic oligoester compositions and macrocyclic oligoesters | Emerging Cross-Sectional Technologies | 12 | Expired |
| US6906147B2 | Catalytic systems | Emerging Cross-Sectional Technologies | 10 | Expired |
| US7256241B2 | Methods for polymerizing macrocyclic polyester oligomers using catalyst promoters | Emerging Cross-Sectional Technologies | 7 | Expired |
| US7304123B2 | Processes for shaping macrocyclic oligoesters | Chemistry; Metallurgy | 7 | Expired |
| US6831138B2 | Polymer-containing organo-metal catalysts | Performing Operations; Transporting | 6 | Expired |
| US7186666B2 | Catalytic systems | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7309756B2 | Methods for converting linear polyesters to macrocyclic oligoester compositions and macrocyclic oligoesters | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7745561B2 | Processes for making copolymers using macrocyclic oligoesters, and copolymers therefrom | Chemistry; Metallurgy | 5 | Active |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.