Patent application 14636509 (US), filed 2015-03-03
Publication number: US20150249311A1
Title: HYBRID ISOLATOR AND MODE EXPANDER FOR FIBER LASER AMPLIFIERS
CPC codes: H01S   3/0064
G02B   6/14
G02B   6/2746
H01S   3/06704
H01S   3/06754
H01S   3/06758
H01S   3/094003
H01S   3/09415
Office action: rejection, dated 2015-10-16
Rejection reasons: anticipation_102
Prior art cited: ref_id: 7433558
ref_type: patent
severity: novelty_destroying
Final disposition: granted (2015-10-16)