Issued Patents All Time
Showing 25 most recent of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4766266 | Dehydrogenation of isobutane | — | 1988-08-23 |
| 4754049 | Process for preparing unsaturated nitriles from alkanes | Arnold J. Shapiro | 1988-06-28 |
| 4609502 | Process for preparing unsaturated nitriles from alkanes | Arnold J. Shapiro | 1986-09-02 |
| RE32082 | Conversion of isobutane to methacrolein | — | 1986-02-11 |
| 4547588 | Process for producing methacrylic acid | — | 1985-10-15 |
| 4535188 | Conversion of isobutane to methacrolein | — | 1985-08-13 |
| 4532365 | Conversion of alkanes to unsaturated aldehydes | — | 1985-07-30 |
| 4503247 | Process for producing methacrylic acid | — | 1985-03-05 |
| 4479013 | Catalyst and process for unsaturated aldehydes | — | 1984-10-23 |
| 4454346 | Process for producing methacrylic acid | — | 1984-06-12 |
| 4413147 | Conversion of isobutane to methacrolein | — | 1983-11-01 |
| 4377501 | Catalyst and process for producing methacrylic acid | — | 1983-03-22 |
| 4374759 | Catalysts and process for unsaturated aldehydes | — | 1983-02-22 |
| 4374757 | Catalyst and process for producing methacrylic acid | — | 1983-02-22 |
| 4319042 | Process for producing methacrylic acid | — | 1982-03-09 |
| 4314074 | Process for producing methacrylic acid | — | 1982-02-02 |
| 4271040 | Catalyst and process for producing methacrylic acid | — | 1981-06-02 |
| 4261858 | Catalyst for producing methacrylic acid | — | 1981-04-14 |
| 4261860 | Catalyst for producing methacrylic acid | — | 1981-04-14 |
| 4261859 | Catalyst for producing methacrylic acid | — | 1981-04-14 |
| RE30545 | Catalyst | — | 1981-03-10 |
| 4252683 | Catalyst for producing methacrylic acid | — | 1981-02-24 |
| 4252682 | Catalyst for producing methacrylic acid | — | 1981-02-24 |
| 4252681 | Catalyst for producing methacrylic acid | — | 1981-02-24 |
| 4240930 | Catalyst and process for producing methacrylic acid | — | 1980-12-23 |