Du; Benjamin R.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Du; Benjamin R..The latest application filed is for "fountain pump bracket".
- Du; Benjamin R. - Newport Coast CA
- Du; Benjamin R. - Laguna Beach CA
- Du; Benjamin R. - Laguna Hills CA
- Du; Benjamin R. - Irvine CA
- Du; Benjamin R. - S. Laguna CA
- Du; Benjamin R. - South Laguna CA
| Patent | Date |
|---|---|
| Fountain Pump Bracket App 20180335030 - Du; Benjamin R. | 2018-11-22 |
| Double acting fluid pump with spring biased piston Grant 9,726,160 - Du August 8, 2 | 2017-08-08 |
| Bag in box beverage pump Grant 9,316,214 - Du April 19, 2 | 2016-04-19 |
| Bag in box beverage pump Grant 9,249,792 - Du February 2, 2 | 2016-02-02 |
| Bag In Box Beverage Pump App 20140072455 - Du; Benjamin R. | 2014-03-13 |
| Double Acting Fluid Pump App 20130343934 - DU; BENJAMIN R. | 2013-12-26 |
| Double acting fluid pump Grant 8,550,794 - Du October 8, 2 | 2013-10-08 |
| Bag In Box Beverage Pump App 20130259708 - Du; Benjamin R. | 2013-10-03 |
| Double Acting Fluid Pump App 20120034119 - Du; Benjamin R. | 2012-02-09 |
| Multiple layer pump diaphragm Grant 6,343,539 - Du February 5, 2 | 2002-02-05 |
| Plastic gear pump housing Grant 6,325,604 - Du December 4, 2 | 2001-12-04 |
| Pump controller Grant 6,099,264 - Du August 8, 2 | 2000-08-08 |
| Slide valve of a gas driven pump Grant 5,833,439 - Du November 10, 1 | 1998-11-10 |
| Gas driven pump Grant 5,664,940 - Du September 9, 1 | 1997-09-09 |
| Positive displacement pump including modular pump component Grant 5,540,556 - Du July 30, 1 | 1996-07-30 |
| Condiment dispensing device Grant 5,435,466 - Du * July 25, 1 | 1995-07-25 |
| Condiment dispensing device Grant 5,361,943 - Du * November 8, 1 | 1994-11-08 |
| Condiment dispensing device Grant 5,350,083 - Du * September 27, 1 | 1994-09-27 |
| Condiment dispensing device Grant 5,230,443 - Du * July 27, 1 | 1993-07-27 |
| Condiment dispensing device Grant 5,158,210 - Du October 27, 1 | 1992-10-27 |
| Vending machine last drink sensor and dispensing apparatus Grant 4,957,220 - Du September 18, 1 | 1990-09-18 |
| Air driven pump Grant 4,540,349 - Du September 10, 1 | 1985-09-10 |
| Apparatus and method for dispensing beverage syrup Grant 4,467,941 - Du August 28, 1 | 1984-08-28 |
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.
| 