EDGAR Filing Documents for 0000860546-13-000009

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:

SEC Accession No. 0000860546-13-000009

Filing Date

2013-02-12

Accepted

2013-02-12 13:09:01

Documents

Period of Report

2012-12-31

Document Format Files

Seq	Description	Document	Type	Size
1	10-K	copt1231201210k.htm	10-K	6106739
2	EXHIBIT 10.5.7	copt12312012ex1057.htm	EX-10.5.7	10549
3	EXHIBIT 12.1	copt12312012ex121.htm	EX-12.1	96824
4	EXHIBIT 21.1	copt12312012ex211.htm	EX-21.1	379835
5	EXHIBIT 23.1	copt12312012ex231.htm	EX-23.1	3312
6	EXHIBIT 31.1	copt12312012ex3111.htm	EX-31.1	13286
7	EXHIBIT 31.2	copt12312012ex3121.htm	EX-31.2	13266
8	EXHIBIT 32.1	copt12312012ex3211.htm	EX-32.1	5822
9	EXHIBIT 32.2	copt12312012ex3221.htm	EX-32.2	5782
16		copt1231201210kchart.jpg	GRAPHIC	350727
	Complete submission text file	0000860546-13-000009.txt		40126457

Data Files

Seq	Description	Document	Type	Size
10	XBRL INSTANCE DOCUMENT	ofc-20121231.xml	EX-101.INS	8476187
11	XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT	ofc-20121231.xsd	EX-101.SCH	210477
12	XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT	ofc-20121231_cal.xml	EX-101.CAL	186103
13	XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT	ofc-20121231_def.xml	EX-101.DEF	838095
14	XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT	ofc-20121231_lab.xml	EX-101.LAB	2192003
15	XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT	ofc-20121231_pre.xml	EX-101.PRE	1087642

Mailing Address 6711 COLUMBIA GATEWAY DRIVE SUITE 300 COLUMBIA MD 21046

Business Address 6711 COLUMBIA GATEWAY DRIVE SUITE 300 COLUMBIA MD 21046 4432855400

CORPORATE OFFICE PROPERTIES TRUST (Filer) CIK: 0000860546 (see all company filings)