Issued Patents 1997
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5697556 | Liquid dispenser having discharge valve assembly | — | 1997-12-16 |
| D385492 | Trigger sprayer housing | Martin S. Laffey | 1997-10-28 |
| 5656227 | Method of making a one-piece trigger sprayer housing | — | 1997-08-12 |
| 5649646 | Child resistant nozzle | Philip L. Nelson | 1997-07-22 |
| 5645221 | Trigger sprayer having air vent sleeve with integral check valve | — | 1997-07-08 |
| 5628461 | Two piece fluid spinner and control valve for trigger sprayer | Philip L. Nelson | 1997-05-13 |
| 5628434 | Trigger sprayer having a pressure buildup valve | Philip L. Nelson | 1997-05-13 |
| 5622317 | Pressure buildup trigger sprayer | Philip L. Nelson | 1997-04-22 |
| 5609299 | Bottle adapter for dual piston trigger sprayer | Martin S. Laffey, John A. Zurcher | 1997-03-11 |
| 5601211 | Container for liquid dispenser | — | 1997-02-11 |
| 5593093 | Low cost trigger sprayer having elastomeric pump and inlet valve | Philip L. Nelson | 1997-01-14 |
| 5590834 | One-piece trigger sprayer housing | — | 1997-01-07 |