Dobbs; Douglas B.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Dobbs; Douglas B..The latest application filed is for "child resistant pumps".
- Dobbs; Douglas B. - Chesterfield VA
- Dobbs; Douglas B. - Yorba Linda CA
| Patent | Date |
|---|---|
| Child resistant pumps Grant 9,598,225 - Patil , et al. March 21, 2 | 2017-03-21 |
| Child Resistant Pumps App 20150284177 - Patil; Bipin Raman ; et al. | 2015-10-08 |
| Pump with locking sleeve Grant D733,286 - Patil , et al. June 30, 2 | 2015-06-30 |
| Dispenser having an improved inlet valve Grant 7,870,977 - Pietrowski , et al. January 18, 2 | 2011-01-18 |
| Dispenser having elastomer discharge valve Grant 7,654,419 - Dobbs , et al. February 2, 2 | 2010-02-02 |
| Dispenser having an improved inlet valve App 20060243750 - Pietrowski; Daria ; et al. | 2006-11-02 |
| Dispenser having elastomer discharge valve App 20060060609 - Dobbs; Douglas B. ; et al. | 2006-03-23 |
| Liquid dispenser and cleaner Grant 6,953,297 - Dobbs , et al. October 11, 2 | 2005-10-11 |
| Liquid dispenser and cleaner App 20050100391 - Dobbs, Douglas B. ; et al. | 2005-05-12 |
| Orifice cup for manually actuated sprayer Grant 6,793,156 - Dobbs , et al. September 21, 2 | 2004-09-21 |
| Twirling dip tube Grant 6,729,500 - Dobbs , et al. May 4, 2 | 2004-05-04 |
| Pushbutton dispenser head and closure Grant D488,380 - Dobbs , et al. April 13, 2 | 2004-04-13 |
| Self-aligning pump assembly Grant 6,702,157 - Dobbs March 9, 2 | 2004-03-09 |
| Orifice cup for manually actuated sprayer App 20030160113 - Dobbs, Douglas B. ; et al. | 2003-08-28 |
| Pushbutton dispenser head Grant D455,960 - Dobbs , et al. April 23, 2 | 2002-04-23 |
| Dosage control for dispenser with child-resistant feature Grant 6,186,364 - Dobbs February 13, 2 | 2001-02-13 |
| Precompression pump sprayer having suck-back feature Grant 5,785,208 - Dobbs , et al. July 28, 1 | 1998-07-28 |
| Pressure venting trigger sprayer Grant 5,779,108 - Barriac , et al. July 14, 1 | 1998-07-14 |
| Dual foamer nozzle assembly for trigger sprayer Grant 5,702,058 - Dobbs , et al. December 30, 1 | 1997-12-30 |
| Anti-backoff removable closure for connecting a manually actuated liquid dispenser to a container Grant 5,685,445 - Dobbs November 11, 1 | 1997-11-11 |
| Foam/spray nozzle assembly for trigger sprayer Grant 5,678,765 - Dobbs , et al. October 21, 1 | 1997-10-21 |
| Foamer nozzle assembly for trigger sprayer Grant 5,647,539 - Dobbs , et al. July 15, 1 | 1997-07-15 |
| Dual trigger sprayer Grant 5,535,950 - Barriac , et al. July 16, 1 | 1996-07-16 |
| Sprayer having pressure build-up discharge Grant 5,522,547 - Dobbs , et al. June 4, 1 | 1996-06-04 |
| Manually actuated dispensing pump sprayer having a removable nozzle locking element Grant 5,040,701 - Knickerbocker , et al. August 20, 1 | 1991-08-20 |
| Manually actuated dispensing pump sprayer having a removable nozzle locking element Grant 5,040,702 - Knickerbocker , et al. August 20, 1 | 1991-08-20 |
| Manually actuated dispensing pump sprayer having a removable nozzle locking element Grant 4,971,227 - Knickerbocker , et al. November 20, 1 | 1990-11-20 |
| Manually actuated dispensing pump Grant 4,747,523 - Dobbs May 31, 1 | 1988-05-31 |
| Multi-purpose nozzle assembly Grant 4,706,888 - Dobbs November 17, 1 | 1987-11-17 |
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