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| US4084585 | 12 Ene 1977 | 18 Abr 1978 | | Face mask |
| US6928657 | 25 Oct 2002 | 16 Ago 2005 | Kimberly-Clark Worldwide, Inc. | Face mask having hook and loop type fastener |
| US6941949 | 19 Dic 2002 | 13 Sep 2005 | Kimberly-Clark Worldwide, Inc. | Disposable face mask |
| US7032751 | 19 Dic 2002 | 25 Abr 2006 | Kimberly-Clark Worldwide, Inc. | Dispensing assembly for single piece face mask |
| US7044131 | 18 May 2004 | 16 May 2006 | Kimberly-Clark Worldwide, Inc. | Disposable face mask |
| US7077139 | 18 May 2004 | 18 Jul 2006 | Kimberly-Clark Worldwide, Inc. | Disposable face mask |
| USD338026 | 30 Dic 1991 | 3 Ago 1993 | | Eyeglasses with logo space |
| USD340317 | 6 Jun 1991 | 12 Oct 1993 | | Respiratory protection mask |
| USD380545 | 22 Feb 1996 | 1 Jul 1997 | Uni-Charm Corporation | Disposable sanitary mask |
