Patent application 13979636 (US), filed 2013-07-12
Publication number: US20130286687A1
Title: LIGHT GUIDE WITH A PRINTED FILM
CPC codes: G02B   6/0035
G02B   6/0043
B05D   5/06
G02B   6/0055
G02B   6/0065
Office action: rejection, dated 2015-10-19
Rejection reasons: obviousness_103
indefiniteness_112
Prior art cited: ref_id: 5262275
ref_type: patent
severity: obviousness
ref_id: 20100288614
ref_type: patent
severity: obviousness
ref_id: 20110273906
ref_type: patent
severity: obviousness
Final disposition: rejected (2015-10-19)