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| 3891331 | Avery | Jun 1975 | A |
| 3929135 | Thompson | Dec 1975 | A |
| 4148318 | Meyer | Apr 1979 | A |
| 4183684 | Avery, Jr. | Jan 1980 | A |
| D263503 | Williams | Mar 1982 | S |
| 4342522 | Mackles | Aug 1982 | A |
| 4415288 | Gordon et al. | Nov 1983 | A |
| 4498796 | Gordon et al. | Feb 1985 | A |
| 4507111 | Gordon et al. | Mar 1985 | A |
| 4528268 | Andersen et al. | Jul 1985 | A |
| 4611941 | Karliner et al. | Sep 1986 | A |
| 4822194 | Simonette | Apr 1989 | A |
| 4889441 | Tice | Dec 1989 | A |
| 4925327 | Wirt | May 1990 | A |
| 4957385 | Weinstein | Sep 1990 | A |
| 5147337 | Plone | Sep 1992 | A |
| 5299877 | Birden | Apr 1994 | A |
| 5353819 | Kahn et al. | Oct 1994 | A |
| 5364367 | Banks et al. | Nov 1994 | A |
| 5538353 | DeHavilland | Jul 1996 | A |
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| 5658084 | Wirt | Aug 1997 | A |
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| Number | Date | Country |
|---|---|---|
| 0 953 324 | Nov 1999 | EP |
| 0 955 159 | Nov 1999 | EP |
| Entry |
|---|
| 3M Product Information Sheet for DuraPrep™, “Obsoletly? Absolutely!,” 1 pg., Mar. (1998). |