Tracheostoma filter
Worthington August 20, 2
U.S. patent number D461,896 [Application Number D/143,155] was granted by the patent office on 2002-08-20 for tracheostoma filter. This patent grant is currently assigned to Kapitex Healthcare Limited. Invention is credited to Ian David Worthington.
| United States Patent | D461,896 |
| Worthington | August 20, 2002 |
Tracheostoma filter
Claims
The ornamental design for a tracheostoma filter, as shown and described.
| Inventors: | Worthington; Ian David (Wetherby, GB) |
|---|---|
| Assignee: | Kapitex Healthcare Limited
(Wetherby, GB) |
| Appl. No.: | D/143,155 |
| Filed: | June 11, 2001 |
Foreign Application Priority Data
| Dec 9, 2000 [GB] | 2098053 | |||
| Current U.S. Class: | D24/162 |
| Current International Class: | 2404 |
| Field of Search: | ;D24/162 ;128/201.13,203.29,205.29,207.14,207.15,207.16,207.17,207.29,205.27 |
References Cited [Referenced By]
U.S. Patent Documents
| 3920009 | November 1975 | Olsen |
| 4463757 | August 1984 | Schmidt |
| 5022394 | June 1991 | Chmielinski |
| 5666950 | September 1997 | Smith |
| 5738095 | April 1998 | Persson |
| 5848590 | December 1998 | Smith |
Attorney, Agent or Firm: Jacobson Holman, PLLC
Description
FIG. 1 is a front perspective view showing my new design for a tracheostoma filter,
FIG. 2 is a rear view thereof;
FIG. 3 is a bottom view thereof;
FIG. 4 is a top view thereof;
FIG. 5 is a right side view with the opposite side being a mirror image thereof;
FIG. 6 is a front perspective view of an alternate embodiment showing my design for a tracheostoma filter;
FIG. 7 is a rear view thereof;
FIG. 8 is a bottom view thereof;
FIG. 9 is a top view thereof; and,
FIG. 10 is a right side view with the opposite side being a mirror image thereof.
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