Matejec; Reinhart
Patent Applications and Registrations
Patent applications and USPTO patent grants for Matejec; Reinhart.The latest application filed is for "color photographic negative recording material containing dir compounds".
- Matejec; Reinhart - Leverkusen DE
| Patent | Date |
|---|---|
| Color photographic negative recording material containing DIR compounds Grant 5,273,870 - Matejec , et al. December 28, 1 | 1993-12-28 |
| Photographic recording material Grant 4,985,351 - Matejec , et al. January 15, 1 | 1991-01-15 |
| Color photographic recording material containing color couplers Grant 4,977,072 - Renner , et al. December 11, 1 | 1990-12-11 |
| Treatment Of An Imagewise Exposed And Developed Silver Halide Emulsion Layer Containing A Catalase Active Or Peroxide Active Catalyst With Peroxide Grant 3,776,730 - Matejec , et al. December 4, 1 | 1973-12-04 |
| Organic Hydrogen Peroxide Addition Compounds For Vesicular Image Formation Processes Grant 3,765,890 - Weyde , et al. October 16, 1 | 1973-10-16 |
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