Supply andInstallation of Air-Conditioners at Patent Office, Chennai (Tender No. IPO/CHE/Tender/AC-PAT/2016)Start date for issue of tender documents atthe office counter - 10.00 am onwards on 21/09/2016Closing date for issue of tender documentsat the office counter - upto 1.00 pm on 06/10/2016Last date for submission of tender documents - upto 5.00 pm on 06/10/2016Date of opening of submitted tenders - at 2.30 pm on 07/10/2016