<SEC-DOCUMENT>0001144204-15-019895-index.html : 20150331
<SEC-HEADER>0001144204-15-019895.hdr.sgml : 20150331
<ACCEPTANCE-DATETIME>20150331130102
ACCESSION NUMBER:		0001144204-15-019895
CONFORMED SUBMISSION TYPE:	NT 10-K
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20141231
FILED AS OF DATE:		20150331
DATE AS OF CHANGE:		20150331
EFFECTIVENESS DATE:		20150331

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			RIDGEFIELD ACQUISITION CORP
		CENTRAL INDEX KEY:			0000812152
		STANDARD INDUSTRIAL CLASSIFICATION:	BLANK CHECKS [6770]
		IRS NUMBER:				840922701
		STATE OF INCORPORATION:			CO
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		NT 10-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-16335
		FILM NUMBER:		15737812

	BUSINESS ADDRESS:	
		STREET 1:		900 THIRD AVE
		STREET 2:		SUITE 201
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
		BUSINESS PHONE:		3033680401

	MAIL ADDRESS:	
		STREET 1:		900 THIRD AVE
		STREET 2:		SUITE 201
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BIO MEDICAL AUTOMATION INC
		DATE OF NAME CHANGE:	19990323

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	OZO DIVERSIFIED AUTOMATION INC /CO/
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>NT 10-K
<SEQUENCE>1
<FILENAME>v406057_nt10k.htm
<DESCRIPTION>NT 10-K
<TEXT>
Document 1 - file: v406057_nt10k.htm

</DOCUMENT>
</SEC-DOCUMENT>