| Number | Name | Date | Kind |
|---|---|---|---|
| 205617 | D'Alessandro | Jul 1878 | A |
| 3161897 | Hill | Dec 1964 | A |
| 3324488 | Schultz | Jun 1967 | A |
| 4115888 | Sievers | Sep 1978 | A |
| 4516409 | Hobbs et al. | May 1985 | A |
| 4721216 | Kinder | Jan 1988 | A |
| 5004296 | Ziegenfuss, Jr. | Apr 1991 | A |
| 5211307 | Jeffries | May 1993 | A |
| 5261554 | Forbes | Nov 1993 | A |
| 5277733 | Effertz | Jan 1994 | A |
| 5292273 | Giessl | Mar 1994 | A |
| 5476404 | Price | Dec 1995 | A |
| 5520561 | Langenohl | May 1996 | A |
| 5727709 | Nobile | Mar 1998 | A |
| 5740940 | Weiss | Apr 1998 | A |
| 5758513 | Smith | Jun 1998 | A |
| 5897409 | Hartman et al. | Apr 1999 | A |
| 5947782 | Siladke et al. | Sep 1999 | A |
| 5971823 | Sanso | Oct 1999 | A |
| 6027393 | O'Rourke | Feb 2000 | A |
| 6206223 | Wicker | Mar 2001 | B1 |
| 6247935 | Martin et al. | Jun 2001 | B1 |
| 6276979 | Saltel et al. | Aug 2001 | B1 |
| 6312630 | Hartman | Nov 2001 | B1 |
| 6401382 | Larkin | Jun 2002 | B2 |
| 6494339 | Engelhard et al. | Dec 2002 | B1 |
| 6497919 | Hartman | Dec 2002 | B1 |
| Entry |
|---|
| U.S. patent application Publication No. US 2001/00492240 entitled Personal Flotation Device Apparatus with Hand-Held Tool. Pub. Date: Dec. 6, 2001. |