Number | Name | Date | Kind |
---|---|---|---|
437781 | Higgins | Oct 1890 | |
1320631 | Luscher | Nov 1919 | |
1816978 | Knight | Aug 1931 | |
2578425 | Hershkowitch | Dec 1951 | |
2618892 | Locks et al. | Nov 1952 | |
3400890 | Gould | Sep 1968 | |
3465350 | Keur et al. | Sep 1969 | |
3465351 | Keur et al. | Sep 1969 | |
3567119 | Wilbert et al. | Mar 1971 | |
3663278 | Blose et al. | May 1972 | |
3888689 | Maekawa et al. | Jun 1975 | |
4258367 | Mansukhani | Mar 1981 | |
4484768 | Norfleet | Nov 1984 | |
4923749 | Talvalkar | May 1990 | |
4990186 | Jones et al. | Feb 1991 | |
5039243 | O'Brien | Aug 1991 | |
5474805 | Vaughn | Dec 1995 | |
5577947 | Malloy et al. | Nov 1996 | |
5641346 | Mantell et al. | Jun 1997 | |
5663217 | Kruse | Sep 1997 | |
5672198 | Belmont | Sep 1997 | |
5711791 | Croker et al. | Jan 1998 | |
5755860 | Zhu | May 1998 | |
6123757 | Yang et al. | Sep 2000 |
Number | Date | Country |
---|---|---|
58043 | Jan 1975 | AU |
59-145263 | Aug 1984 | JP |
60-032867 | Feb 1985 | JP |
7-053904 | Feb 1995 | JP |
8-109346 | Apr 1996 | JP |
Entry |
---|
Derwent abstract of JP07/053,904, Feb. 1995.* |
Derwent abstract of JP08/109,346, Apr. 1996.* |
Air Delights: Air Fresheners, Aroma-Therapy, Odor Control, web site—http://www.airdelights.com, p. 1, Nov. 1998. |
Derwent abstract of JP60/032867, Feb. 1985.* |
Derwent abstract of JP59/145263, Aug. 1984. |