<PAGE> 1
EXHIBIT 4.1
NUMBER SHARES
[AVISTAR LOGO]
INCORPORATED UNDER THE LAWS THIS CERTIFICATE IS TRANSFERABLE
OF THE STATE OF DELAWARE IN CANTON, MA OR NEW YORK, NY
SEE REVERSE FOR CERTAIN DEFINITIONS
CUSIP 05379X 20 8
This Certifies that:
is the record holder of
FULLY PAID AND NONASSESSABLE SHARES OF COMMON STOCK,
$.001 PAR VALUE, OF
AVISTAR COMMUNICATIONS CORPORATION
transferable on the books of the Corporation by the holder hereof in person or
by duly authorized attorney upon surrender of this certificate properly
endorsed. This certificate is not valid until countersigned by the Transfer
Agent and registered by the Registrar.
WITNESS the facsimile seal of the Corporation and the facsimile signatures
of its duly authorized officers.
Dated:
[AVISTAR COMMUNICATIONS CORPORATION CORPORATE SEAL
MARCH 23, 2000, DELAWARE]
/s/ [Signature Illegible] /s/ G. J. BURNETT
CHIEF FINANCIAL OFFICER AND SECRETARY PRESIDENT
COUNTERSIGNED AND REGISTERED:
EQUISERVE TRUST COMPANY, N.A.
TRANSFER AGENT AND REGISTRAR
BY /s/ [Signature Illegible]
AUTHORIZED SIGNATURE
<PAGE> 2
The Corporation shall furnish without charge to each stockholder who so
requests a statement of the powers, designations, preferences and relative,
participating, optional, or other special rights of each class of stock of the
Corporation or series thereof and the qualifications, limitations or
restrictions of such preferences and/or rights. Such requests shall be made to
the Corporation's Secretary at the principal office of the Corporation.
The following abbreviations, when used in the inscription on the face
of this certificate, shall be construed as though they were written out in full
according to applicable laws or regulations:
<TABLE>
<S> <C>
TEN COM -- as tenants in common UNIF GIFT MIN ACT -- ...................Custodian...............
TEN ENT -- as tenants by the entireties (Cust) (Minor)
JT TEN -- as joint tenants with right of under Uniform Gifts to Minors
survivorship and not as tenants Act........................................
in common (State)
UNIF TRF MIN ACT -- .............Custodian (until age.........)
(Cust)
....................under Uniform Transfers
(Minor)
to Minors Act..............................
(State)
</TABLE>
Additional abbreviations may also be used though not in the above list.
For Value Received,___________________________hereby sell(s), assign(s)
and transfer(s) unto
PLEASE INSERT SOCIAL SECURITY OR OTHER
IDENTIFYING NUMBER OF ASSIGNEE
--------------------------------------
--------------------------------------
_______________________________________________________________________________
(PLEASE PRINT OR TYPEWRITE NAME AND ADDRESS, INCLUDING ZIP CODE, OF ASSIGNEE)
_______________________________________________________________________________
_______________________________________________________________________________
________________________________________________________________________ Shares
of the common stock represented by the within certificate, and do hereby
irrevocably constitute and appoint
______________________________________________________________________ Attorney
to transfer the said stock on the books of the within named Corporation
with full power of substitution in the premises.
Dated________________________
X_______________________________________________
X_______________________________________________
THE SIGNATURE TO THIS ASSIGNMENT MUST
CORRESPOND WITH THE NAME AS WRITTEN UPON THE
NOTICE: FACE OF THE CERTIFICATE IN EVERY PARTICULAR,
WITHOUT ALTERATION OR ENLARGEMENT OR ANY
CHANGE WHATEVER.
Signature(s) Guaranteed
By_____________________________________
THE SIGNATURE(S) MUST BE GUARANTEED
BY AN ELIGIBLE GUARANTOR INSTITUTION
(BANKS, STOCKBROKERS, SAVINGS AND
LOAN ASSOCIATIONS AND CREDIT UNIONS
WITH MEMBERSHIP IN AN APPROVED
SIGNATURE GUARANTEE MEDALLION PROGRAM),
PURSUANT TO S.E.C. RULE 17Ad-15.
AMERICAN BANK NOTE COMPANY
55TH AND SANSOM STREET
PHILADELPHIA, PA 19139
(215) 764-8600
SALES: M. SANDHU: 415-543-8585
/HOME 14/LIVE JOBS/A/AVISTAR 66908
PRODUCTION COORDINATOR: MARY TARTAGLAI 215-764-8621
PROOF OF JUNE 27, 2000
AVISTAR COMMUNICATIONS CORPORATION
H 66908 BK
OPERATOR: JW
NEW
