Y10S 439/91

Observation aide

Official title: Observation aide, e.g. transparent material, window in housing

Y10S439/91 (Observation aide) appears on 111 US grants and 50 published applications in this corpus.

Search patents in Y10S
Granted patents
111
Published applications
50
Assignees
68
Inventors
182
Latest grant
18 Oct 2022

Filings by year

Y10S 439/91: granted patents and published applications per publication year
YearGranted patentsPublished applications
197810
197900
198010
198110
198210
198300
198400
198510
198600
198710
198800
198910
199010
199120
199220
199320
199430
199520
199640
199740
199880
199920
200010
2001145
200252
200353
200453
200546
2006106
200736
200878
200953
201064
201161
201200
201302
201410
201510
201600
201700
201800
201900
202001
202100
202210

By publication year. Applications have been published since 2001.