Issued Patents All Time
Showing 25 most recent of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4663434 | Polycarbonates exhibiting improved heat resistance | Victor Mark | 1987-05-05 |
| 4638036 | Polycarbonate exhibiting improved heat resistance from halogenated cycloalkylidene diphenol | Victor Mark | 1987-01-20 |
| 4638027 | Polycarbonate exhibiting improved heat resistance from cycloalkylidene diphenol | Victor Mark | 1987-01-20 |
| 4620950 | Process for preparing aryl sulfone sulfonic acids | Victor Mark | 1986-11-04 |
| 4576996 | Polycarbonates exhibiting improved heat resistance | Victor Mark | 1986-03-18 |
| 4562242 | Branched polycarbonate from carboxy containing diphenol | Victor Mark | 1985-12-31 |
| 4560808 | Process for production of dihydric phenols | Victor Mark | 1985-12-24 |
| 4554309 | Polycarbonate from cycloalkylidene tetra alkyl substituted diphenol | Victor Mark | 1985-11-19 |
| 4554330 | Polyestercarbonates exhibiting improved heat resistance from cycloalkylidene diphenol | Victor Mark | 1985-11-19 |
| 4547564 | Polyester carbonate from branched chain alkylidene dihydric phenol | Victor Mark | 1985-10-15 |
| 4535191 | Dihydric phenols | Victor Mark | 1985-08-13 |
| 4520187 | Polycarbonates and polyester carbonates exhibiting improved heat resistance | Victor Mark | 1985-05-28 |
| 4487896 | Copolyester-carbonate compositions exhibiting improved processability | Victor Mark | 1984-12-11 |
| 4477647 | Polyarylate resin of thiodiphenols and isophthalic acid or derivatives thereof | Victor Mark | 1984-10-16 |
| 4474999 | Phenol compounds, process and polymers | Victor Mark | 1984-10-02 |
| 4469861 | Polycarbonate composition from branched chain dihydric phenol | Victor Mark | 1984-09-04 |
| 4467121 | Fluorinated diphenols and method for their preparation | Victor Mark | 1984-08-21 |
| 4463160 | Polyarylates exhibiting improved heat resistance | Victor Mark | 1984-07-31 |
| 4463161 | Polyarylate compositions | Victor Mark | 1984-07-31 |
| 4454308 | Rubbery polyarylates | Victor Mark | 1984-06-12 |
| 4448953 | Preparation of benzoate ester terminated polycarbonate with aroyl halide | Niles R. Rosenquist, Victor Mark | 1984-05-15 |
| 4446298 | Branched copolycarbonate from triphenol | Victor Mark | 1984-05-01 |
| 4446285 | Rubbery polycarbonates | Victor Mark | 1984-05-01 |
| 4438241 | Heat resistant polyarylates | Victor Mark | 1984-03-20 |
| 4415722 | Branched aromatic polycarbonate from aliphatic polyol | Victor Mark | 1983-11-15 |