Exhalation valve flap
Latest 3M Innovative Properties Company Patents:
Description
The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawings will be provided by the Office upon request and payment of the necessary fee.
Claims
The ornamental design for an exhalation valve flap, as shown and described.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
1867478 | July 1932 | Stelzner |
2072516 | March 1937 | Ferenci |
2230770 | February 1941 | Van Almelo |
2895472 | July 1959 | Matheson |
3059637 | October 1962 | Senne |
D249279 | September 5, 1978 | Backlund |
4630604 | December 23, 1986 | Montesi |
4790306 | December 13, 1988 | Braun |
4807619 | February 28, 1989 | Dyrud |
4827924 | May 9, 1989 | Japuntich |
4873972 | October 17, 1989 | Magidson |
4934362 | June 19, 1990 | Braun |
4971052 | November 20, 1990 | Edwards |
4974586 | December 4, 1990 | Wandel |
4981134 | January 1, 1991 | Courtney |
5035239 | July 30, 1991 | Edwards |
5062421 | November 5, 1991 | Burns |
5103337 | April 7, 1992 | Schrenk |
5217794 | June 8, 1993 | Schrenk |
5325892 | July 5, 1994 | Japuntich |
5360659 | November 1, 1994 | Arends |
5394568 | March 7, 1995 | Brostrom |
5464010 | November 7, 1995 | Byram |
5486949 | January 23, 1996 | Schrenk |
5505197 | April 9, 1996 | Scholey |
5509436 | April 23, 1996 | Japuntich |
5617849 | April 8, 1997 | Springett |
5687767 | November 18, 1997 | Bowers |
D389239 | January 13, 1998 | Scholey |
5819731 | October 13, 1998 | Dyrud |
5825543 | October 20, 1998 | Ouderkirk |
5882774 | March 16, 1999 | Jonza |
5924420 | July 20, 1999 | Reischel |
D413166 | August 24, 1999 | Snow et al. |
6045894 | April 4, 2000 | Jonza |
6047698 | April 11, 2000 | Magidson et al. |
D424688 | May 9, 2000 | Bryant |
6062221 | May 16, 2000 | Brostrom |
6095143 | August 1, 2000 | Dyrud |
6119692 | September 19, 2000 | Byram |
6123077 | September 26, 2000 | Bostock |
D431647 | October 3, 2000 | Henderson |
6125849 | October 3, 2000 | Williams et al. |
6157490 | December 5, 2000 | Wheatley |
6179948 | January 30, 2001 | Merrill |
6186140 | February 13, 2001 | Hoague |
6207260 | March 27, 2001 | Wheatley |
D443927 | June 19, 2001 | Chen |
6277178 | August 21, 2001 | Holmquist-Brown |
D448472 | September 25, 2001 | Chen |
6332465 | December 25, 2001 | Xue |
6352761 | March 5, 2002 | Hebrink |
D464725 | October 22, 2002 | Petherbridge |
6457473 | October 1, 2002 | Brostrom |
6460539 | October 8, 2002 | Japuntich |
6484722 | November 26, 2002 | Bostock |
RE37974 | February 4, 2003 | Bowers |
6531230 | March 11, 2003 | Weber |
6783349 | August 31, 2004 | Neavin |
6843248 | January 18, 2005 | Japuntich |
6854463 | February 15, 2005 | Japuntich |
6939499 | September 6, 2005 | Merrill |
7013895 | March 21, 2006 | Martin |
7019905 | March 28, 2006 | Weber |
7028689 | April 18, 2006 | Martin |
7069931 | July 4, 2006 | Curran |
7117868 | October 10, 2006 | Japuntich |
7188622 | March 13, 2007 | Martin |
7195015 | March 27, 2007 | Kuriyama |
7256936 | August 14, 2007 | Hebrink |
7302951 | December 4, 2007 | Mittelstadt |
7311104 | December 25, 2007 | Japuntich |
7316558 | January 8, 2008 | Merrill |
7428903 | September 30, 2008 | Japuntich |
7493900 | February 24, 2009 | Japuntich |
7503326 | March 17, 2009 | Martin |
RE43289 | April 3, 2012 | Bowers |
D657052 | April 3, 2012 | Amin |
D657053 | April 3, 2012 | Amin |
D676527 | February 19, 2013 | Xue |
8365771 | February 5, 2013 | Xue |
20020195109 | December 26, 2002 | Mittelstadt |
20040261795 | December 30, 2004 | Brunell |
20080178884 | July 31, 2008 | Gerson |
20090078264 | March 26, 2009 | Martin |
20090133700 | May 28, 2009 | Martin |
20090235934 | September 24, 2009 | Martin |
20100065058 | March 18, 2010 | Ungar |
20100083967 | April 8, 2010 | Kuriyama |
20110249332 | October 13, 2011 | Merrill |
20110255163 | October 20, 2011 | Merrill |
20110255167 | October 20, 2011 | Merrill |
20110286095 | November 24, 2011 | Merrill |
20120167890 | July 5, 2012 | Insley |
20130094084 | April 18, 2013 | Merrill |
20130094085 | April 18, 2013 | Merrill |
20130094088 | April 18, 2013 | Merrill |
20130095434 | April 18, 2013 | Dunn |
20130095435 | April 18, 2013 | Dunn |
001909623-0001 | August 2011 | EM |
8332239 | December 1996 | JP |
WO 2010/075340 | July 2010 | WO |
WO 2010/075357 | July 2010 | WO |
WO 2010/075363 | July 2010 | WO |
WO 2010/075373 | July 2010 | WO |
WO 2010/075383 | July 2010 | WO |
Patent History
Patent number: D746974
Type: Grant
Filed: Jul 15, 2013
Date of Patent: Jan 5, 2016
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: Caroline M. Ylitalo (Stillwater, MN), Philip G. Martin (Forest Lake, MN)
Primary Examiner: Deanna L Pratt
Assistant Examiner: Lilyana Bekic
Application Number: 29/460,794
Type: Grant
Filed: Jul 15, 2013
Date of Patent: Jan 5, 2016
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventors: Caroline M. Ylitalo (Stillwater, MN), Philip G. Martin (Forest Lake, MN)
Primary Examiner: Deanna L Pratt
Assistant Examiner: Lilyana Bekic
Application Number: 29/460,794
Classifications
Current U.S. Class:
Regulator Or Valve (D24/110.6)