[Ip-health] 441 patents assigned to 3m that mention respirator

Chee Yoke Ling yokeling at twnetwork.org
Wed Apr 8 04:11:38 PDT 2020


thanks jamie - this is very helpful.  These patents would have been filed some time back? And with so many granted in the midst of the pandemic RED FLAGS everywhere!

Yoke Ling

> On Apr 8, 2020, at 6:39 PM, James Love <james.love at keionline.org> wrote:
> 
> The most recent 3M patent on a respirator was granted yesterday, April 7,
> 2020.
> 
> Jamie
> 
> 
> Some of the dates on the 3M patents
> 
> April 7, 2020:  10,610,708: Indicating hazardous exposure in a supplied air
> respirator system
> March 31, 2020.  10,607,467.   Context-based programmable safety rules for
> personal protective equipment
> March 31, 2020.  10,602,785. Filtering face-piece respirator having nose
> cushioning member
> March 17, 2020.  10,590,072. Partially fluorinated aromatic esters
> (especially useful as an air filter element of a respirator such as a face
> mask)
> March 3, 2020.  10,579,841. Determining compatibility of components for
> assembling approved personal protection configurations
> March 3, 2020.  10,576,314 Respirator including contrast layer
> March 3, 2020. 10,575,579 Personal protective equipment system with sensor
> module for a protective head top
> March 3, 2020. 10,575,571 Flat-fold respirator with monocomponent
> filtration/stiffening monolayer
> January 21, 2020. 10,542,332 Personal protective equipment (PPE) with
> analytical stream processing for safety event detection
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