Actor Zeppo Marx patented a "Cardiac Pulse Rate Monitor" in 1969.
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| Number | Title | Issue Date |
| D655094 | Substrate with a camouflage pattern | 03/06/2012 |
| D638629 | Fabric print | 05/31/2011 |
| D632496 | Nonwoven web product | 02/15/2011 |
| D619375 | Paper product | 07/13/2010 |
| D618915 | Fabric with pattern | 07/06/2010 |
| D618916 | Paper product | 07/06/2010 |
| D616207 | Camouflage cloth | 05/25/2010 |
| D601811 | Cloth with pattern | 10/13/2009 |
| D591516 | Sheet material with surface pattern | 05/05/2009 |
| D556461 | Sheet material with surface pattern | 12/04/2007 |
| D527191 | Camouflage pattern for application to clothing and hunting materials | 08/29/2006 |
| D526790 | Camouflage pattern for application to clothing and hunting materials | 08/22/2006 |
| D526127 | Camouflage pattern applied to material | 08/08/2006 |
| D526126 | Surface ornament for garments, suitcases, handbags, briefcases, textile piece goods, hunting and fishing equipment | 08/08/2006 |
| D523247 | Sheet material | 06/20/2006 |
| D518963 | Camouflage pattern applied to a substrate | 04/18/2006 |
| D518646 | Camouflage pattern applied to a substrate | 04/11/2006 |