Patent application 13532093 (US), filed 2012-06-25
Publication number: US20120317747A1
Title: NOVEL VACUUM CARTS FOR HOSPITAL CLEANING
CPC codes: B08B  13/00
A47L   5/36
A47L   9/0018
A47L   9/009
A47L  13/51
A61L   2/18
G06Q  10/06311
Office action: rejection, dated 2015-10-19
Rejection reasons: obviousness_103
Prior art cited: ref_id: 20090193973
ref_type: patent
severity: obviousness
ref_id: 5155876
ref_type: patent
severity: obviousness
ref_id: 20050081898
ref_type: patent
severity: obviousness
Final disposition: pending (2015-10-19)