INTERFACE SYSTEMS INC

Q: Jun 30 2000

Q: Jun 30 2000

Q: Mar 31 2000

Q: Dec 31 1999

FY: Sep 30 1999

Q: Jun 30 1999

Q: Mar 31 1999

Q: Dec 31 1998

FY: Sep 30 1998

Q: Jun 30 1998

Q: Mar 31 1998

Q: Mar 31 1998

Q: Feb 13 1998

FY: Sep 30 1997

Q: Jun 30 1997

Q: May 15 1997

Q: Feb 14 1997

FY: Sep 30 1996

Q: Aug 14 1996

Q: May 15 1996

5,7

2,7

2,7

5,7

4

Current report pursuant to Section 13 or 15(d)

Certification of termination of registration of a class of securities (Section 12(g))

Written communication about a business combination transaction (Rule 425)

Written communication about a business combination transaction (Rule 425)

Registration statement under Securities Act of 1933

Registration statement under Securities Act of 1933 to be offered to employees pursuant to certain plans

Definitive Proxy Statement

Preliminary Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

Preliminary Proxy Statement

Definitive Proxy Statement

Definitive Proxy Statement

Preliminary Proxy Statement

No description available

FISERV CORRESPONDENT SERVICES INC /

TUMBLEWEED COMMUNICATIONS CORP

FISERV CORRESPONDENT SERVICES INC /

CONGRESSIONAL SECURITIES INC\CT

DIMENSIONAL FUND ADVISORS INC

ZIMMER DAVID H

CONGRESSIONAL SECURITIES INC\CT

ZIMMER DAVID H

CONGRESSIONAL SECURITIES INC\CT

BIXBY CARL L

FMR CORP

BIXBY CARL L