The broken lines are for illustrative purposes as showing the environment of the design and form no part of the claimed design.
The broken lines are for illustrative purposes as showing the environment of the design and form no part of the claimed design.
Number | Name | Date | Kind |
---|---|---|---|
2353247 | Kuettel | Jul 1944 | A |
D164613 | Wahlberg et al. | Sep 1951 | S |
D256273 | Townsend | Aug 1980 | S |
D315597 | Botheras | Mar 1991 | S |
D319694 | Wortham | Sep 1991 | S |
D341417 | Wortham | Nov 1993 | S |
D506003 | Murphy | Jun 2005 | S |
D538909 | Blateri | Mar 2007 | S |
D538922 | Graham | Mar 2007 | S |
D609323 | Spaggiari | Feb 2010 | S |
D672863 | Romero Carreras | Dec 2012 | S |
D703302 | Ruck | Apr 2014 | S |
D768901 | Hillberg | Oct 2016 | S |
Entry |
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“Air Systems CFR-25ACAN Canister Fan for Non-Hazardous Location.” amazon.com. Reviewed Oct. 31, 2014. Accessed Jun. 8, 2018. Available online at URL: <https://www.amazon.com/Air-Systems-CVF-25ACAN-Canister-Non-Hazardous/dp/B003XPI3AS/ref=lp_3446330011_1_6?srs=3446330011&ie=UTF8&qid=1528482455&sr=8-6> (Year: 2014). |
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Euramco Safety, ECKO Confined Space Axial Fan, 2010 (earlier than the effective US filing date such that the particular month is not an issue). |