Patent application 13308739 (US), filed 2011-12-01
Publication number: US20120142514A1
Title: SYRINGE FOR SPECIFIC GRAVITY DISTINCTION AND FAT TISSUE COMPONENTS SEPARATING METHOD THEREWITH
CPC codes: B01D  21/262
B01D  21/003
B01D  21/307
B01D2221/10
Office action: rejection, dated 2015-10-15
Rejection reasons: obviousness_103
Prior art cited: ref_id: 20030010711
ref_type: patent
severity: obviousness
ref_id: 20080091147
ref_type: patent
severity: obviousness
ref_id: 20080146917
ref_type: patent
severity: obviousness
Final disposition: rejected (2015-10-15)