loadpatents
Patent applications and USPTO patent grants for Weigl; John W..The latest application filed is for "photographic screen stencil printing process".
Patent | Date |
---|---|
Photographic screen stencil printing process Grant 4,199,359 - Weigl , et al. April 22, 1 | 1980-04-22 |
Apparatus for interposition environment Grant 4,027,964 - Fantuzzo , et al. June 7, 1 | 1977-06-07 |
Material for electrostatic recording Grant 3,997,343 - Weigl , et al. December 14, 1 | 1976-12-14 |
Method for the preparation of electrostatographic photoreceptors Grant 3,956,524 - Weigl May 11, 1 | 1976-05-11 |
Electrophotographic method and plate employing a phthaldcyanine polymer Grant 3,926,629 - Weigl December 16, 1 | 1975-12-16 |
Apparatus for inductive imaging with simultaneous polar ink development Grant 3,924,945 - Weigl December 9, 1 | 1975-12-09 |
Transport Arrangement For Thin Sheet Material Grant 3,867,027 - Weigl February 18, 1 | 1975-02-18 |
Electrophoretic Imaging Method Grant 3,850,627 - Wells , et al. November 26, 1 | 1974-11-26 |
Displaying And Printing Apparatus Grant 3,698,807 - Weigl October 17, 1 | 1972-10-17 |
Transparent Electrode Grant 3,684,362 - Weigl August 15, 1 | 1972-08-15 |
Imaging Process Grant 3,649,117 - Weigl March 14, 1 | 1972-03-14 |
Photoreceptor Assembly Grant 3,603,730 - Weigl , et al. September 7, 1 | 1971-09-07 |
Gravure Imaging System Grant 3,561,358 - Weigl February 9, 1 | 1971-02-09 |
Method Of Preparing And Using A Gravure Printing Plate Grant 3,559,570 - Martel , et al. February 2, 1 | 1971-02-02 |
uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.
While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.
All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.