SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
Under the Securities Exchange Act of 1934
(Amendment No. 3)*
DIALOGIC CORPORATION
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(Name of Issuer)
COMMON STOCK
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(Title of Class of Securities)
252499 10 8
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(CUSIP Number)
*The remainder of this cover page shall be filled out for a reporting person's
initial filing on this form with respect to the subject class of securities, and
for any subsequent amendment containing information which would alter the
disclosures provided in a prior cover page.
The information required in the remainder of this cover page shall not be deemed
to be "filed" for the purpose of Section 18 of the Securities Exchange Act of
1934 ("Act") or otherwise subject to the liabilities of that section of the Act
but shall be subject to all other provisions of the Act (however, see the
Notes).
<PAGE>
CUSIP NO. 252499 10 8
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(1) Names of Reporting Persons. S.S. or I.R.S. Identification Nos. of Above
Persons: Nicholas Zwick, ###-##-####
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(2) Check the Appropriate Box if a Member of a Group (See Instructions)
(a) (b)
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(3) SEC Use Only
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(4) Citizenship or Place of Organization: United States
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Number of Shares Beneficially Owned by (5) Sole Voting Power: 2,986,899
Each Reporting Person With
(6) Shared Voting Power: 138,000 - held
by a charitable trust.
(7) Sole Dispositive Power: see box 5
(8) Shared Dispositive Power: see box 6
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(9) Aggregate Amount Beneficially Owned by Each Reporting Person: 3,124,899
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(10) Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See
Instructions)
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(11) Percent of Class Represented by Amount in Row (9): 19.5%
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(12) Type of Reporting Person (See Instructions): IN
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<PAGE>
Item 1(a). Name Of Issuer: Dialogic Corporation
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Item 1(b). Address of Issuer's Principal Executive Offices: 1515 Route 10,
Parsippany, New Jersey 07054
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Item 2(a). Name of Person Filing: Nicholas Zwick
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Item 2(b). Address of Principal Business Office or, if None, Residence: c/o
Dialogic Corporation, 1515 Route 10, Parsippany, New Jersey 07054
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Item 2(c). Citizenship: United States
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Item 2(d). Title of Class of Securities: Common Stock
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Item 2(e). CUSIP No.: 252499 10 8
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Item 3. If This Statement Is Filed Pursuant to Rules 13d-1(b), or 13d-2(b),
check whether the Person Filing is a
(a) [ ] Broker or Dealer registered under Section 15 of the Act.
(b) [ ] Bank as defined in section 3(a)(6) of the Act.
(c) [ ] Insurance company as defined in section 3(a)(19) of the Act.
(d) [ ] Investment Company registered under section 8 of the
Investment Company Act.
(e) [ ] Investment Adviser registered under section 203 of the
Investment Advisers Act of 1940.
(f) [ ] Employee Benefit Plan, Pension Fund which is subject to the
provisions of the Employee Retirement Income Security Act of 1974 or Endowment
fund; see Rule 13d-1(b)(1)(ii)(H).
(g) [ ] Parent Holding Company, in accordance with Rule
13d-1(b)(ii)(G) (Note: See Item 7).
(h) [ ] Group, in accordance with Rule 13d-1(b)(1)(ii)(H).
Item 4. Ownership
(a) Amount Beneficially Owned (as of December 31, 1997):
3,124,899
(b) Percent of Class (as of December 31, 1997):
19.5%
(c) Number of Shares as to which such person has:
(i) sole power to vote or to direct the vote 2,986,899
(ii) shared power to vote or to direct the vote 138,000
held by a charitable trust ----------
(iii) sole power to dispose or to direct the disposition of
2,986,899
(iv) shared power to dispose or to direct the disposition of
138,000 - held by a charitable trust
Item 5. Ownership of Five Percent or Less of a Class. N/A
Item 6. Ownership of More Than Five Percent on Behalf of Another Person. N/A
Item 7. Identification and Classification of the Subsidiary Which Acquired
the Security Being Reported on by the Parent Holding Company. N/A
Item 8. Identification and Classification of Members of the Group. N/A
Item 9. Notice of Dissolution of Group. N/A
Item 10. Certification. N/A
SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I
certify that the information set forth in this statement is true, complete and
correct.
February 6, 1998
(Date)
NICHOLAS ZWICK
By: /s/ Laura R. Kuntz
____________________
(Signature)
Laura R. Kuntz, Attorney-in-Fact
_________________________________
(Name/Title)
