Issued Patents All Time
Showing 1–25 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9062777 | Single valve ready to use hose end sprayer | Donald J. Shanklin | 2015-06-23 |
| 8201755 | Single valve ready to use sprayer | Donald J. Shanklin | 2012-06-19 |
| 7789275 | Pump assembly with continuous tube | Donald J. Shanklin | 2010-09-07 |
| 7631819 | Longitudinal valve ready to use hose end sprayer | Donald J. Shanklin | 2009-12-15 |
| 7427004 | Hand held pressurized sprayer | Donald J. Shanklin | 2008-09-23 |
| 7350722 | Single valve ready to use sprayer | Donald J. Shanklin | 2008-04-01 |
| 7341168 | Pump assembly with piston | Donald J. Shanklin | 2008-03-11 |
| 7328857 | Single longitudinal valve ready to use hose end sprayer | Donald J. Shanklin | 2008-02-12 |
| 7325752 | Single valve ready to use hose end sprayer | Donald J. Shanklin | 2008-02-05 |
| D552946 | Spreader | Donald J. Shanklin | 2007-10-16 |
| 7229030 | Single valve ready to use hose end sprayer | Donald J. Shanklin | 2007-06-12 |
| 7198178 | Pump assembly with piston | Donald J. Shanklin | 2007-04-03 |
| 7063277 | Single longitudinal valve ready to use hose end sprayer | Donald J. Shanklin | 2006-06-20 |
| 6953133 | Pump assembly with continuous tube | Donald J. Shanklin | 2005-10-11 |
| 6913209 | Single valve ready to use hose end sprayer | Donald J. Shanklin | 2005-07-05 |
| 6772920 | Pump assembly with one piece piston | Donald J. Shanklin | 2004-08-10 |
| 6672520 | Single valve ready to use hose end sprayer | Donald J. Shanklin | 2004-01-06 |
| D484572 | Valve of a hose end sprayer | Donald J. Shanklin | 2003-12-30 |
| 6578776 | Single valve ready to use hose end sprayer | Donald J. Shanklin | 2003-06-17 |
| 6467657 | Pump assembly with one piece piston | Donald J. Shanklin | 2002-10-22 |
| 6360922 | Pump assembly with pressure release capability | — | 2002-03-26 |
| 6345773 | Aspiration-type sprayer | Donald J. Shanklin, Stephen B. Leonard, Kenneth H. Kloet | 2002-02-12 |
| D451581 | Hose end sprayer | Donald J. Shanklin | 2001-12-04 |
| 6296154 | Pump assembly with one piece piston | Donald J. Shanklin | 2001-10-02 |
| 6089414 | Pump assembly with one piece piston | Donald J. Shanklin | 2000-07-18 |