Patent application 13289233 (US), filed 2011-11-04
Publication number: US20120053934A1
Title: TESTING A GRAMMAR USED IN SPEECH RECOGNITION FOR RELIABILITY IN A PLURALITY OF OPERATING ENVIRONMENTS HAVING DIFFERENT BACKGROUND NOISE
CPC codes: G10L  15/01
Office action: rejection, dated 2015-10-15
Rejection reasons: subject_matter_101
Final disposition: pending (2015-10-15)