Donahue; Richard John
Patent Applications and Registrations
Patent applications and USPTO patent grants for Donahue; Richard John.The latest application filed is for "annular ring groove of a piston".
- Donahue; Richard John - West Bend WI
| Patent | Date |
|---|---|
| Piston assembly with offset tight land profile Grant 10,865,734 - Donahue , et al. December 15, 2 | 2020-12-15 |
| Annular Ring Groove Of A Piston App 20200347798 - Donahue; Richard John ; et al. | 2020-11-05 |
| Annular ring groove of a piston Grant 10,753,312 - Donahue , et al. A | 2020-08-25 |
| Piston Assembly With Offset Tight Land Profile App 20190170084 - Donahue; Richard John ; et al. | 2019-06-06 |
| Piston with reduced top land height and tight top land piston profile Grant 9,932,930 - Donahue April 3, 2 | 2018-04-03 |
| Piston assembly for a reciprocating engine Grant 9,845,765 - Donahue , et al. December 19, 2 | 2017-12-19 |
| System And Method To Verify Installation Of Asymmetric Piston App 20170184043 - Neuman; Kenneth Edward ; et al. | 2017-06-29 |
| Annular Ring Groove Of A Piston App 20170089293 - Donahue; Richard John ; et al. | 2017-03-30 |
| Recess To Encourage Ring Lift App 20170030290 - Donahue; Richard John ; et al. | 2017-02-02 |
| Variable thickness coatings for cylinder liners Grant 9,534,559 - Donahue January 3, 2 | 2017-01-03 |
| Piston assembly for a reciprocating engine Grant 9,470,179 - Donahue October 18, 2 | 2016-10-18 |
| Piston Assembly For A Reciprocating Engine App 20160201597 - Donahue; Richard John ; et al. | 2016-07-14 |
| System for controlling deposits on cylinder liner and piston of reciprocating engine Grant 9,359,971 - Donahue , et al. June 7, 2 | 2016-06-07 |
| Piston assembly for a reciprocating engine Grant 9,334,830 - Donahue May 10, 2 | 2016-05-10 |
| System For Controlling Deposits On Cylinder Liner And Piston Of Reciprocating Engine App 20160053710 - Donahue; Richard John ; et al. | 2016-02-25 |
| Piston Assembly For A Reciprocating Engine App 20160040622 - Donahue; Richard John | 2016-02-11 |
| Piston Assembly For A Reciprocating Engine App 20160040780 - Donahue; Richard John | 2016-02-11 |
| System And Method For Reduced Crevice Volume Of A Piston Cylinder Assembly App 20160032862 - Donahue; Richard John ; et al. | 2016-02-04 |
| Piston Assembly For A Reciprocating Engine App 20150354497 - Donahue; Richard John | 2015-12-10 |
| Piston Assembly For A Reciprocating Engine App 20150354495 - Donahue; Richard John | 2015-12-10 |
| Piston Assembly For A Reciprocating Engine App 20150354496 - Donahue; Richard John | 2015-12-10 |
| Piston assembly for a reciprocating engine Grant 9,200,589 - Donahue December 1, 2 | 2015-12-01 |
| Cylinder Liner With Slots App 20150285181 - Hillebrecht; Michael ; et al. | 2015-10-08 |
| Piston With Reduced Top Land Height And Tight Top Land Piston Profile App 20150198113 - Donahue; Richard John | 2015-07-16 |
| Variable Thickness Coatings For Cylinder Liners App 20130340700 - Donahue; Richard John | 2013-12-26 |
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.
| 