...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Application No. | Application Title | Issue Date |
| 20090302044 | COVER FOR AN UNDERPLATE A cover for an underplate made of a discoidal shaped stretchable material which diameter is larger than that of said underplate is provided. The periphery of the cover includes a fastening element having elastic memory disposed thereabout.... | 12/10/2009 |
| 20090283531 | Disposable plate having stretch skirt A disposable plastic or paper plate having a skirt around an outer periphery thereof, the skirt either having an elastic element integrally formed therein, or having an elastic band around a bottom portion. The disposable plate may be placed onto a hard plate for suppor... | 11/19/2009 |