Issued Patents All Time
Showing 1–25 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6248816 | Thermoplastic polymer composition containing dye compositions | Max A. Weaver, Jean Carroll Fleischer, Brian Edison Maxwell | 2001-06-19 |
| 6140517 | Anthraquinone polysulfonamide colorants | Max A. Weaver, James J. Krutak, Gerry Foust Rhodes, Brian Edison Maxwell | 2000-10-31 |
| 5973038 | Thermoplastic polymer compositions containing black dye compositions | Max A. Weaver, Jean Carroll Fleischer, Brian Edison Maxwell | 1999-10-26 |
| 5955564 | 1,5(8)-bis (substituted-N-propylamino)-4,8(5)-bis(arylthio)anthraquinone compounds | Max A. Weaver, James J. Krutak | 1999-09-21 |
| 5703229 | Method for tagging thermoplastic materials with near infrared fluorophores | James J. Krutak, Michael R. Cushman, William W. Parham, Max A. Weaver, Gabor Patonay | 1997-12-30 |
| 5553714 | Method for detecting and separating thermoplastic containers with near infrared fluorosphores | Michael R. Cushman, James J. Krutak, William W. Parham, Max A. Weaver, Gabor Patonay | 1996-09-10 |
| 5532332 | Light-absorbing polymers | Max A. Weaver, James J. Krutak, Wayne P. Pruett, Samuel D. Hilbert | 1996-07-02 |
| 5461136 | Method for tagging thermoplastic materials with near infrared fluorophores | James J. Krutak, Michael R. Cushman, William W. Parham, Max A. Weaver, Gabor Patonay | 1995-10-24 |
| 5442086 | Ultraviolet light-absorbing compounds and sunscreen formulations and polymeric materials containing such compounds or residues thereof | James J. Krutak, Max A. Weaver, Samuel D. Hilbert, Terry Ann Oldfield, William W. Parham +1 more | 1995-08-15 |
| 5423432 | Water-dissipatable polyesters and amides containing near infrared fluorescent compounds copolymerized therein | James J. Krutak, Michael R. Cushman, William W. Parham, Max A. Weaver, Gabor Patonay | 1995-06-13 |
| 5397819 | Thermoplastic materials containing near infrared fluorophores | James J. Krutak, Michael R. Cushman, William W. Parham, Max A. Weaver, Gabor Patonay | 1995-03-14 |
| 5376650 | Light absorbing polymers | Max A. Weaver, James J. Krutak, Wayne P. Pruett, Samuel D. Hilbert | 1994-12-27 |
| 5374419 | Ultraviolet light-absorbing compounds and sunscreen formulations and polymeric materials containing such compounds or residues thereof | James J. Krutak, Max A. Weaver, Samuel D. Hilbert, Terry Ann Oldfield, William W. Parham +1 more | 1994-12-20 |
| 5336714 | Water-dissipatable polyesters and amides containing near infrared fluorescent compounds copolymerized therein | James J. Krutak, Michael R. Cushman, William W. Parham, Max A. Weaver, Gabor Patonay | 1994-08-09 |
| 5302740 | Ultraviolet light-absorbing compounds and sunscreen formulations and polymeric materials containing such compounds or residues thereof | James J. Krutak, Max A. Weaver, Samuel D. Hilbert, Terry Ann Oldfield, William W. Parham +1 more | 1994-04-12 |
| 5292855 | Water-dissipatable polyesters and amides containing near infrared fluorescent compounds copolymerized therein | James J. Krutak, Michael R. Cushman, William W. Parham, Max A. Weaver, Gabor Patonay | 1994-03-08 |
| 5281659 | Colored polyester compositions | Max A. Weaver, William W. Parham, Samuel D. Hilbert, James J. Krutak, Wayne P. Pruett | 1994-01-25 |
| 5274072 | Polyester composition having copolymerized therein a light absorbing compound | Max A. Weaver, James J. Krutak, William W. Parham, Wayne P. Pruett, Samuel D. Hilbert | 1993-12-28 |
| 5254625 | Light-absorbing polymers | Max A. Weaver, James J. Krutak, Wayne P. Pruett, Samuel D. Hilbert | 1993-10-19 |
| 5194571 | Colored polyester compositions | Max A. Weaver, William W. Parham, Samuel D. Hilbert, James J. Krutak, Wayne P. Pruett | 1993-03-16 |
| 5106942 | Copolymerized methine colorant-polyester color concentrates | James J. Krutak, William W. Parham, Max A. Weaver, Terry Ann Oldfield | 1992-04-21 |
| 5102980 | Colored polyester compositions | James J. Krutak, Max A. Weaver, William W. Parham, Terry Ann Oldfield, Wayne P. Pruett +1 more | 1992-04-07 |
| 5091501 | Process for preparing 2H-1-benzopyran-2-ones and polyesters containing 2H-1-benzopyran-2-one residues | Max A. Weaver, Samuel D. Hilbert, Wayne P. Pruett | 1992-02-25 |
| 5057594 | Ultraviolet light-absorbing compounds and sunscreen formulations and polymeric materials containing such compounds or residues thereof | James J. Krutak, Max A. Weaver, Samuel D. Hilbert, Terry Ann Oldfield, William W. Parham +1 more | 1991-10-15 |
| 5032670 | Copolymerized anthraquinone-polyester color concentrates | William W. Parham, James J. Krutak, Max A. Weaver, Terry Ann Oldfield | 1991-07-16 |