| Number | Name | Date | Kind |
|---|---|---|---|
| 1313490 | Larson | Aug 1919 | A |
| 1355037 | Dziuk | Oct 1920 | A |
| 1424879 | Carlstedt | Aug 1922 | A |
| 1517320 | Stoddart | Dec 1924 | A |
| 1696835 | Burnett | Dec 1928 | A |
| 1703642 | Sticht | Feb 1929 | A |
| 1796641 | Zimmerman et al. | Mar 1931 | A |
| 1832519 | Wheat et al. | Nov 1931 | A |
| 2016597 | Drake | Oct 1935 | A |
| 2044863 | Sticht | Jun 1936 | A |
| 2158738 | Baker et al. | May 1939 | A |
| 2206726 | Lasater | Jul 1940 | A |
| 2246523 | Kulik | Jun 1941 | A |
| 2278365 | Daniels | Mar 1942 | A |
| 2282700 | Bobbroff | May 1942 | A |
| 2598275 | Lakin | May 1952 | A |
| 2705335 | Glassman et al. | Apr 1955 | A |
| 2709227 | Foley et al. | May 1955 | A |
| 2728928 | Beeren | Jan 1956 | A |
| 2734139 | Murphy | Feb 1956 | A |
| 2806235 | Carstairs et al. | Sep 1957 | A |
| 2875458 | Tsuda | Mar 1959 | A |
| 2917758 | Held et al. | Dec 1959 | A |
| 2931371 | Petitta | Apr 1960 | A |
| 2977614 | Demanuele | Apr 1961 | A |
| 3104405 | Perrinjaquet | Sep 1963 | A |
| 3106216 | Kirby | Oct 1963 | A |
| D197048 | Troy | Dec 1963 | S |
| D197208 | Cassidy et al. | Dec 1963 | S |
| 3143697 | Springer | Aug 1964 | A |
| 3145404 | Fiedler | Aug 1964 | A |
| D199560 | Thompson | Nov 1964 | S |
| D199893 | Bond et al. | Dec 1964 | S |
| 3159859 | Rasmussen | Dec 1964 | A |
| 3181189 | Leyden | May 1965 | A |
| 3183538 | Hubner | May 1965 | A |
| D202873 | Husted | Nov 1965 | S |
| D204127 | Syvertson | Mar 1966 | S |
| 3270416 | Massa | Sep 1966 | A |
| 3316576 | Urbrush | May 1967 | A |
| 3335443 | Parisi et al. | Aug 1967 | A |
| 3346748 | McNair | Oct 1967 | A |
| 3358309 | Richardson | Dec 1967 | A |
| 3371260 | Jackson et al. | Feb 1968 | A |
| 3375820 | Kuris et al. | Apr 1968 | A |
| D212208 | Rogers | Sep 1968 | S |
| 3418552 | Holmes | Dec 1968 | A |
| 3430279 | Hintze | Mar 1969 | A |
| 3463994 | Spohr | Aug 1969 | A |
| 3466689 | Aurelio et al. | Sep 1969 | A |
| 3472045 | Nelsen et al. | Oct 1969 | A |
| 3472247 | Borsum et al. | Oct 1969 | A |
| 3474799 | Cappello | Oct 1969 | A |
| 3535726 | Sawyer | Oct 1970 | A |
| 3538359 | Barowski | Nov 1970 | A |
| 3552022 | Axelsson | Jan 1971 | A |
| 3559292 | Weissman | Feb 1971 | A |
| 3563233 | Bodine | Feb 1971 | A |
| 3588936 | Duve | Jun 1971 | A |
| D221823 | Cook | Sep 1971 | S |
| 3642344 | Corker | Feb 1972 | A |
| 3651576 | Massa | Mar 1972 | A |
| 3660902 | Axelsson | May 1972 | A |
| 3672378 | Silverman | Jun 1972 | A |
| 3676218 | Sawyer | Jul 1972 | A |
| 3759274 | Warner | Sep 1973 | A |
| 3760799 | Crowson | Sep 1973 | A |
| 3809977 | Balamuth et al. | May 1974 | A |
| 3831611 | Hendricks | Aug 1974 | A |
| 3840932 | Balamuth et al. | Oct 1974 | A |
| 3882364 | Wright et al. | May 1975 | A |
| 3902510 | Roth | Sep 1975 | A |
| 3903601 | Anderson et al. | Sep 1975 | A |
| 3967617 | Krolik | Jul 1976 | A |
| 3978852 | Annoni | Sep 1976 | A |
| 3980906 | Kuris et al. | Sep 1976 | A |
| 4004344 | Gold et al. | Jan 1977 | A |
| 4005722 | Bragg | Feb 1977 | A |
| 4008728 | Sanchez | Feb 1977 | A |
| 4019522 | Elbreder | Apr 1977 | A |
| 4048723 | Thorup | Sep 1977 | A |
| 4064883 | Oldham | Dec 1977 | A |
| 4133339 | Naslund | Jan 1979 | A |
| 4177434 | Ida | Dec 1979 | A |
| D254162 | Barker | Feb 1980 | S |
| 4192035 | Kuris | Mar 1980 | A |
| 4203431 | Abura et al. | May 1980 | A |
| 4205664 | Baccialon | Jun 1980 | A |
| 4219619 | Zarow | Aug 1980 | A |
| 4235253 | Moore | Nov 1980 | A |
| RE30536 | Perdreaux, Jr. | Mar 1981 | E |
| 4255693 | Keidl | Mar 1981 | A |
| 4271382 | Maeda et al. | Jun 1981 | A |
| 4271384 | Beling et al. | Jun 1981 | A |
| 4275363 | Mishiro et al. | Jun 1981 | A |
| 4289486 | Sargeant | Sep 1981 | A |
| 4307740 | Florindez et al. | Dec 1981 | A |
| 4319377 | Tarrson et al. | Mar 1982 | A |
| 4319595 | Ulrich | Mar 1982 | A |
| 4326547 | Verplank | Apr 1982 | A |
| 4326548 | Wagner | Apr 1982 | A |
| 4331422 | Heyman | May 1982 | A |
| 4333197 | Kuris | Jun 1982 | A |
| D265515 | Levine | Jul 1982 | S |
| 4338957 | Meibauer | Jul 1982 | A |
| 4347839 | Youngclaus, Jr. | Sep 1982 | A |
| 4353141 | Teague, Jr. et al. | Oct 1982 | A |
| 4381478 | Saijo et al. | Apr 1983 | A |
| 4395665 | Buchas | Jul 1983 | A |
| 4397327 | Hadary | Aug 1983 | A |
| D272565 | Levine | Feb 1984 | S |
| D272680 | Stocchi | Feb 1984 | S |
| 4429997 | Matthews | Feb 1984 | A |
| 4432729 | Fattaleh | Feb 1984 | A |
| 4434806 | Givens | Mar 1984 | A |
| 4442830 | Markau | Apr 1984 | A |
| 4458702 | Grollimund | Jul 1984 | A |
| 4505678 | Andersson | Mar 1985 | A |
| 4522355 | Moran | Jun 1985 | A |
| 4562413 | Mishiro et al. | Dec 1985 | A |
| 4564794 | Kilen et al. | Jan 1986 | A |
| 4576190 | Youssef | Mar 1986 | A |
| 4577649 | Shimenkov | Mar 1986 | A |
| D283374 | Cheuk-Yiu | Apr 1986 | S |
| 4585415 | Hommann | Apr 1986 | A |
| 4605025 | McSpadden | Aug 1986 | A |
| 4608019 | Kumabe et al. | Aug 1986 | A |
| 4617718 | Andersson | Oct 1986 | A |
| 4634376 | Mossle et al. | Jan 1987 | A |
| 4644937 | Hommann | Feb 1987 | A |
| 4655198 | Hommann | Apr 1987 | A |
| 4698869 | Mierau et al. | Oct 1987 | A |
| D294885 | Mollenhoff | Mar 1988 | S |
| 4766630 | Hegemann | Aug 1988 | A |
| 4787847 | Martin et al. | Nov 1988 | A |
| 4791940 | Hirshfeld et al. | Dec 1988 | A |
| 4811445 | Lagieski et al. | Mar 1989 | A |
| 4820153 | Romhild et al. | Apr 1989 | A |
| 4820154 | Romhild et al. | Apr 1989 | A |
| 4827550 | Graham et al. | May 1989 | A |
| 4832063 | Smole | May 1989 | A |
| 4845795 | Crawford et al. | Jul 1989 | A |
| 4856133 | Sanchez | Aug 1989 | A |
| D303876 | Clemens et al. | Oct 1989 | S |
| 4871396 | Tsujita et al. | Oct 1989 | A |
| 4873496 | Ohgihara et al. | Oct 1989 | A |
| 4880382 | Moret et al. | Nov 1989 | A |
| 4887052 | Murakami et al. | Dec 1989 | A |
| 4913133 | Tichy | Apr 1990 | A |
| 4922936 | Buzzi et al. | May 1990 | A |
| D308765 | Johnson | Jun 1990 | S |
| 4974278 | Hommann | Dec 1990 | A |
| 4989287 | Scherer | Feb 1991 | A |
| 4991249 | Suroff | Feb 1991 | A |
| 4995403 | Beckman et al. | Feb 1991 | A |
| 5000684 | Odrich | Mar 1991 | A |
| 5002487 | Tichy | Mar 1991 | A |
| 5007127 | Paolo | Apr 1991 | A |
| 5016660 | Boggs | May 1991 | A |
| 5020179 | Scherer | Jun 1991 | A |
| D319363 | Uemura et al. | Aug 1991 | S |
| 5050625 | Siekmann | Sep 1991 | A |
| D321285 | Hirabayashi | Nov 1991 | S |
| 5067223 | Bruno | Nov 1991 | A |
| D321986 | Snyder et al. | Dec 1991 | S |
| 5068939 | Holland | Dec 1991 | A |
| 5069621 | Paradis | Dec 1991 | A |
| 5071348 | Woog | Dec 1991 | A |
| 5072477 | Pai | Dec 1991 | A |
| 5072482 | Bojar et al. | Dec 1991 | A |
| 5077855 | Ambasz | Jan 1992 | A |
| 5088145 | Whitefield | Feb 1992 | A |
| 5094256 | Barth | Mar 1992 | A |
| 5095470 | Oka et al. | Mar 1992 | A |
| 5100321 | Coss et al. | Mar 1992 | A |
| 5120225 | Amit | Jun 1992 | A |
| 5123841 | Millner | Jun 1992 | A |
| 5125837 | Warrin et al. | Jun 1992 | A |
| 5133661 | Euvrard | Jul 1992 | A |
| 5138733 | Bock | Aug 1992 | A |
| 5150492 | Suroff | Sep 1992 | A |
| 5165131 | Staar | Nov 1992 | A |
| 5169313 | Kline | Dec 1992 | A |
| 5170809 | Imai et al. | Dec 1992 | A |
| 5174314 | Charatan | Dec 1992 | A |
| 5177826 | Vrignaud et al. | Jan 1993 | A |
| 5180363 | Idemoto et al. | Jan 1993 | A |
| 5183063 | Ringle et al. | Feb 1993 | A |
| 5189751 | Giuliani et al. | Mar 1993 | A |
| 5198732 | Morimoto | Mar 1993 | A |
| 5201092 | Colson | Apr 1993 | A |
| 5213434 | Hahn | May 1993 | A |
| 5214819 | Kirchner | Jun 1993 | A |
| 5224500 | Stella | Jul 1993 | A |
| 5226206 | Davidovitz et al. | Jul 1993 | A |
| 5236358 | Sieffert | Aug 1993 | A |
| 5247716 | Bock | Sep 1993 | A |
| 5253382 | Beny | Oct 1993 | A |
| 5261430 | Mochel | Nov 1993 | A |
| 5263218 | Giuliani et al. | Nov 1993 | A |
| D341943 | Si-Hoe | Dec 1993 | S |
| D343064 | Reno | Jan 1994 | S |
| 5289604 | Kressner | Mar 1994 | A |
| 5293886 | Czapor | Mar 1994 | A |
| 5294896 | Kjellander et al. | Mar 1994 | A |
| 5305492 | Giuliani et al. | Apr 1994 | A |
| 5309590 | Giuliani et al. | May 1994 | A |
| 5309591 | Hägele et al. | May 1994 | A |
| 5311632 | Center | May 1994 | A |
| 5311633 | Herzog et al. | May 1994 | A |
| 5323796 | Urso | Jun 1994 | A |
| 5337435 | Krasner et al. | Aug 1994 | A |
| 5341534 | Serbinski et al. | Aug 1994 | A |
| 5353460 | Bauman | Oct 1994 | A |
| 5354246 | Gotman | Oct 1994 | A |
| 5355638 | Hoffman | Oct 1994 | A |
| 5358328 | Inoue et al. | Oct 1994 | A |
| 5359747 | Amakasu | Nov 1994 | A |
| D353490 | Hartwein | Dec 1994 | S |
| 5369831 | Bock | Dec 1994 | A |
| D354168 | Hartwein | Jan 1995 | S |
| 5378153 | Giuliani et al. | Jan 1995 | A |
| 5383242 | Bigler et al. | Jan 1995 | A |
| 5393229 | Ram | Feb 1995 | A |
| 5404608 | Hommann | Apr 1995 | A |
| 5406664 | Hukuba | Apr 1995 | A |
| 5406965 | Levine | Apr 1995 | A |
| D358486 | Loew | May 1995 | S |
| D358713 | Perry | May 1995 | S |
| D358801 | Vos | May 1995 | S |
| 5411041 | Ritter | May 1995 | A |
| 5412827 | Muller et al. | May 1995 | A |
| 5416942 | Baldacci et al. | May 1995 | A |
| 5419346 | Tipp | May 1995 | A |
| 5419703 | Warrin et al. | May 1995 | A |
| 5421726 | Okada | Jun 1995 | A |
| D363605 | Kou et al. | Oct 1995 | S |
| 5459898 | Bacolot | Oct 1995 | A |
| 5467494 | Muller et al. | Nov 1995 | A |
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| 5482466 | Haynes | Jan 1996 | A |
| 5484281 | Renow et al. | Jan 1996 | A |
| 5496256 | Bock et al. | Mar 1996 | A |
| 5499420 | Boland | Mar 1996 | A |
| 5504958 | Herzog | Apr 1996 | A |
| 5511270 | Eliachar et al. | Apr 1996 | A |
| 5511275 | Volpenhein et al. | Apr 1996 | A |
| D370125 | Craft et al. | May 1996 | S |
| D370347 | Heinzelman et al. | Jun 1996 | S |
| D371242 | Shimatsu et al. | Jul 1996 | S |
| 5546624 | Bock | Aug 1996 | A |
| D375841 | Serbinski | Nov 1996 | S |
| 5573020 | Robinson | Nov 1996 | A |
| 5577285 | Drossler | Nov 1996 | A |
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| 5619766 | Zhadanov et al. | Apr 1997 | A |
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| 5651157 | Hahn | Jul 1997 | A |
| D382407 | Craft et al. | Aug 1997 | S |
| 5652990 | Driesen et al. | Aug 1997 | A |
| 5678274 | Liu | Oct 1997 | A |
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| 5738575 | Bock | Apr 1998 | A |
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| 5855216 | Robinson | Jan 1999 | A |
| 5862558 | Hilfinger et al. | Jan 1999 | A |
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| 5908038 | Bennett | Jun 1999 | A |
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| 5931170 | Wu | Aug 1999 | A |
| 5943723 | Hilfinger et al. | Aug 1999 | A |
| 5944033 | Robinson | Aug 1999 | A |
| D414937 | Cornu et al. | Oct 1999 | S |
| D414939 | Pedro, Jr. et al. | Oct 1999 | S |
| 5974613 | Herzog | Nov 1999 | A |
| 5974615 | Schwarz-Hartmann et al. | Nov 1999 | A |
| 5987681 | Hahn et al. | Nov 1999 | A |
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| 6065176 | Watanabe et al. | May 2000 | A |
| 6095811 | Stearns | Aug 2000 | A |
| 6165131 | Cuse et al. | Dec 2000 | A |
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| Number | Date | Country |
|---|---|---|
| 435 553 | Oct 1967 | CH |
| 609 238 | Feb 1979 | CH |
| 243224 | Apr 1910 | DE |
| 17 66 651 | Dec 1981 | DE |
| 34 31 481 | Feb 1986 | DE |
| 35 12 190 | Oct 1986 | DE |
| 86 26 725.6 | May 1987 | DE |
| 37 36 308 | Jul 1989 | DE |
| 41 42 404 | Jul 1991 | DE |
| 40 03 305 | Aug 1991 | DE |
| 42 23 195 | Jan 1994 | DE |
| 42 23 196 | Jan 1994 | DE |
| 42 26 659 | Feb 1994 | DE |
| 43 09 078 | Sep 1994 | DE |
| 297 15 234 | Dec 1997 | DE |
| 0 354 352 | Feb 1990 | EP |
| 0 661 025 | Jul 1995 | EP |
| 429447 | Sep 1911 | FR |
| 1171337 | Jan 1959 | FR |
| 477799 | Jan 1938 | GB |
| 500517 | Feb 1939 | GB |
| 899618 | Jun 1962 | GB |
| 1583558 | Aug 1977 | GB |
| 2175494 | Dec 1986 | GB |
| 53-33753 | Mar 1978 | JP |
| 3-222905 | Oct 1991 | JP |
| 324221 | May 1970 | SE |
| WO 9113570 | Sep 1991 | WO |
| WO 9119437 | Dec 1991 | WO |
| WO 9210146 | Jun 1992 | WO |
| WO 9216160 | Oct 1992 | WO |
| WO 9310721 | Jun 1993 | WO |
| WO 9315628 | Aug 1993 | WO |
| WO 9404093 | Mar 1994 | WO |
| WO 9426144 | Nov 1994 | WO |
| WO 9502375 | Jan 1995 | WO |
| WO 9533419 | Dec 1995 | WO |
| WO 0128452 | Apr 2001 | WO |
| WO 0128452 | Apr 2001 | WO |
| WO 01145582 | Jun 2001 | WO |
| Entry |
|---|
| Sonex International: Brushing with the Ultima—The World's Only Dual-Frequency Ultrasonic Toothbrush, Jul. 28, 1999, published at Sonipic.com. |
| Teledyne Water Pik “Plaque Control 3000” plaque removal instrument (Jul. 1991). |
| American Dentronics Incorporated “Soniplak” sonic plaque removal system (May 1993). |
| Teledyne Water Pik “Sensonic” Toothbrush, sales brochure (at least as early as Sep. 1994). |
| Design of a Toothbrush, p. 361, Danish Official Design Gazette, published May 16, 1997. |