Document and Entity Information	9 Months Ended
	Sep. 30, 2013	Nov. 19, 2013
Document And Entity Information
Entity Registrant Name	Competitive Technologies Inc
Entity Central Index Key	0000102198
Document Type	10-Q
Document Period End Date	Sep. 30, 2013
Amendment Flag	false
Current Fiscal Year End Date	--12-31
Entity a Well-known Seasoned Issuer	Yes
Entity a Voluntary Filer	No
Entity's Reporting Status Current	Yes
Entity Filer Category	Smaller Reporting Company
Entity Common Stock, Shares Outstanding		19,176,789
Document Fiscal Period Focus	Q3
Document Fiscal Year Focus	2013