Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7163113 | Vent disc with center knob | Charles Renz, Joshua Lieberman | 2007-01-16 |
| D488560 | Nipple | Charles Renz | 2004-04-13 |
| 6607092 | Cup assembly with retaining mechanism | Ross Steven Randolph | 2003-08-19 |
| 6422415 | Leak-proof cup assembly with flow control element | — | 2002-07-23 |
| 6349443 | Bottle/nipple cleaning device | Ross Steven Randolph | 2002-02-26 |
| D449909 | Cleaning device | Ross Steven Randolph, Nicholas Evan Barker | 2001-10-30 |
| D445193 | Vent disk | Charles Renz | 2001-07-17 |
| 6138710 | Vent disc for baby bottle and method and apparatus for manufacture thereof | Richard S. Chomik, Joseph M. Clark | 2000-10-31 |
| 6050445 | Leak-proof cup assembly with flow control element | — | 2000-04-18 |
| D411886 | Nurser sac holder | — | 1999-07-06 |
| 5897013 | Straw for drinking cup | — | 1999-04-27 |
| 5881893 | Leakproof nipple valve | — | 1999-03-16 |
| 5878899 | Liner holder assembly | Aiden John Petrie | 1999-03-09 |