Respirator cartridge connector
Latest 3M Innovative Properties Company Patents:
- Polymerizable compositions including a phthalonitrile resin and a polyoxometalate, articles, and methods
- Fluoropolymer compositions comprising a curing agent with ethylenically unsaturated and electron donor groups, and substrates coated therewith
- Apparatus and method for earbud augmented reality
- Dicarboxylic acid compounds, inorganic particles treated with the dicarboxylic acid compounds, and compositions thereof
- Thermal insulation structure and method of making same
Description
The broken lines are included for the purpose of illustrating structure that is not part of the claimed design.
Claims
The ornamental design for a respirator cartridge connector, as shown and described.
Referenced Cited
U.S. Patent Documents
4753640 | June 28, 1988 | Nichols et al. |
D310585 | September 11, 1990 | Newcomb |
D340186 | October 12, 1993 | Rand et al. |
D352959 | November 29, 1994 | Wolff |
D493520 | July 27, 2004 | Bertinetti et al. |
D585540 | January 27, 2009 | Lithgow et al. |
D633199 | February 22, 2011 | MacKay et al. |
D675730 | February 5, 2013 | Lithgow et al. |
D683014 | May 21, 2013 | Hu et al. |
Patent History
Patent number: D747470
Type: Grant
Filed: Feb 1, 2013
Date of Patent: Jan 12, 2016
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventor: David M. Blomberg (Woodbury, MN)
Primary Examiner: David Muller
Application Number: 29/444,698
Type: Grant
Filed: Feb 1, 2013
Date of Patent: Jan 12, 2016
Assignee: 3M Innovative Properties Company (St. Paul, MN)
Inventor: David M. Blomberg (Woodbury, MN)
Primary Examiner: David Muller
Application Number: 29/444,698
Classifications
Current U.S. Class:
Element Or Attachment (19) (D24/127)