U.S. patent number D457,728 [Application Number D/152,878] was granted by the patent office on 2002-05-28 for head portion of an electric toothbrush. This patent grant is currently assigned to The Procter & Gamble Company. Invention is credited to Lawrence A. Blaustein, John R. Nottingham, John Osher, John W. Spirk.
United States Patent | D457,728 |
Blaustein , et al. | May 28, 2002 |
Inventors: | Blaustein; Lawrence A. (Moreland Hills, OH), Osher; John (Moreland Hills, OH), Nottingham; John R. (Hunting Valley, OH), Spirk; John W. (Gates Mills, OH) |
---|---|
Assignee: | The Procter & Gamble
Company (Cincinnati, OH) |
Appl. No.: | D/152,878 |
Filed: | January 4, 2002 |
Application Number | Filing Date | Patent Number | Issue Date | ||
---|---|---|---|---|---|
150251 | Nov 15, 2001 | ||||
766703 | Jan 22, 2001 | ||||
236794 | Jan 25, 1999 | 6189693 | |||
Current U.S. Class: | D4/104 |
Current International Class: | 0402 |
Field of Search: | ;D4/104-112,132-134,138 ;15/143.1,159.1,160,167.1,186,187 ;132/308 ;601/139,141 |
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