D03D 49/22

Back rests

Official title: Back rests; Lease rods; Brest beams

D03D49/22 (Back rests) appears on 15 US grants and 9 published applications in this corpus.

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Granted patents
15
Published applications
9
Assignees
12
Inventors
47
Latest grant
27 Aug 2019

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D03D 49/22: granted patents and published applications per publication year
YearGranted patentsPublished applications
198020
198100
198200
198300
198400
198500
198600
198710
198810
198900
199000
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199310
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199600
199710
199810
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200110
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200301
200401
200500
200611
200701
200810
200900
201000
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201201
201310
201400
201500
201602
201710
201802
201920

By publication year. Applications have been published since 2001.

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