COLUMBIA, Md.--(BUSINESS WIRE)--Corporate Office Properties Trust (“COPT” or the “Company”) (NYSE: OFC) announces the date and time for its third quarter 2015 conference call. The scheduled date and time for this call is as follows:   Third Quarter 2015: Earnings Release Date: Thursday, October 29, 2015 at 6:00 a.m. Eastern Time   Conference Call Date: Thursday, October 29, 2015   Time: 12:00 p.m. Eastern Time   Telephone Number: (within the U.S.) 888-679-8034   Telephone Number: (outside the U