1
Exhibit 4.1
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[LOGO] MKS
INSTRUMENTS, INC.
NUMBER SHARES
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MKS MKS INSTRUMENTS, INC.
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COMMON STOCK
THIS CERTIFICATE IS TRANSFERABLE SEE REVERSE FOR CERTAIN DEFINITIONS
IN BOSTON, MA OR NEW YORK, NY
INCORPORATED UNDER THE LAWS OF THE COMMONWEALTH OF MASSACHUSETTS CUSIP 55306N 10 4
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THIS CERTIFIES THAT
is the owner of
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FULLY PAID AND NON-ASSESSABLE SHARES OF COMMON STOCK, NO PAR VALUE OF
====================================================== MKS INSTRUMENTS, INC. ======================================================
transferable only 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 and the shares represented hereby are issued under and subject to the laws of
The Commonwealth of Massachusetts and to the Articles of Organization and By-laws of the Corporation, all as amended from time to
time. This Certificate is not valid unless countersigned and registered by the Transfer Agent and Registrar.
IN WITNESS WHEREOF, the Corporation has caused this Certificate to be signed by the facsimile signatures of its duly authorized
officers and a facsimile of its corporate seal to be hereunto affixed.
Dated:
/s/ Xxxxxxx Xxxxxx /s/ Xxxx X. Xxxxxxxx
TREASURER [SEAL] PRESIDENT
COUNTERSIGNED AND REGISTERED:
BANKBOSTON, N.A.
TRANSFER AGENT AND REGISTRAR
BY
AUTHORIZED SIGNATURE
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AMERICAN BANK NOTE COMPANY DEC 10, 1997 fm
0000 XXXXXXXX XXXXXX
XXXXX 00 000000xx
XXXX XXXXX, XX 00000
(000) 000-0000
(FAX) (000) 000-0000 270-19x Proof X REV 3
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2
MKS INSTRUMENTS, INC.
The Corporation has more than one class of stock authorized to be issued. The
Corporation will furnish without charge to each stockholder upon written
request, a copy of the full text of the preferences, voting powers,
qualifications and special and relative rights of the shares of each class of
stock (and any series thereof) authorized to be issued by 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:
TEN COM -- as tenants in common UNIF GIFT MIN ACT -- ____ Guardian ____
TEN ENT -- as tenants by the entireties (Cust) (Minor)
JT TEN -- as joint tenants with right under Uniform Gifts to Minors
of survivorship and not as Act ________________________
tenants in common (State)
Additional abbreviations may also be used though not in the above list.
For value received ___________________ hereby sell, assign and transfer unto
PLEASE INSERT SOCIAL SECURITY OR OTHER
IDENTIFYING NUMBER OF ASSIGNEE
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(PLEASE PRINT OR TYPEWRITE NAME AND ADDRESS, INCLUDING ZIP CODE OF ASSIGNEE)
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------------------------------------------------------------------------ Shares
of the capital 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
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(Signature) _________________________________________________________
NOTICE: THE SIGNATURE TO THIS ASSIGNMENT MUST CORRESPOND WITH THE
NAME AS WRITTEN UPON THE FACE OF THE CERTIFICATE IN EVERY
PARTICULAR, WITHOUT ALTERATION OR ENLARGEMENT OR ANY
CHANGE WHATEVER.
Signature Guaranteed: _________________________________________________________
ALL GUARANTEES MUST BE MADE BY A FINANCIAL INSTITUTION
(SUCH AS A BANK OR BROKER) WHICH IS A PARTICIPANT IN THE
SECURITIES TRANSFER AGENTS MEDALLION PROGRAM ("STAMP"),
THE NEW YORK STOCK EXCHANGE, INC. MEDALLION SIGNATURE
PROGRAM ("MSP") OR THE STOCK EXCHANGES MEDALLION PROGRAM
("SEMP") AND MUST NOT BE DATED. GUARANTEES BY A NOTARY
PUBLIC ARE NOT ACCEPTABLE.
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AMERICAN BANK NOTE COMPANY NOV 12, 1997 fm
0000 XXXXXXXX XXXXXX
XXXXX 00
XXXX XXXXX, XX 00000 053699bk
(000) 000-0000
(FAX) (000) 000-0000 Proof X NEW
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