~~------------- FORM 4 ------------- [ ] Check box if no U.S. SECURITIES AND EXCHANGE COMMISSION ------------------------- longer subject to Washington, D.C. 20549~~ OMB APPROVAL ~~Section 16 Form 4 or ------------------------- Form 5 obligations STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP~~ OMB Number: 3235-0287 ~~may continue. See~~ Expires: ~~December~~January 31, ~~2001~~2005 ~~Instruction 1(b)~~ Estimated average ~~burden~~burdenhours ~~hours~~ per response .. .0.5 (Print or Type Responses) ------------------------- Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(f) of the Investment Company Act of 1940 ----------------------------------------------------------------------------------------------------------------------------------- 1. Name and Address of Reporting Person 2. Issuer Name and Ticker or Trading Symbol 6. Relationship of Reporting Person(s) to Issuer Barkin Ronald S. BioTime, Inc. (BTX) (Check all applicable) --------------------------------------- -------------------------------------------- _X_ Director __ 10% Owner (Last) (First) (Middle) 3. IRS or Social 4. Statement for __ Officer __ Other (specify below) Security of Reporting Month/Year (give title below) 935 Pardee Street Person, if an entity 3/02 --------------------------------------- (Voluntary) -------------------- ------------------------------------------- (Street) 5. If Amendment, 7. Individual or Joint/Group Reporting Date of original _X_ Form Filed by One Reporting Person (Month/Year) __ Form Filed by More than One Reporting Person Berkeley CA 94710 (Check all applicable) --------------------------------------- ----------------------- -------------------- ------------------------------------------- (City) (State) (Zip) Table I -- Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned ----------------------------------------------------------------------------------------------------------------------------------- 1. Title of Security 2. Trans- 3. Trans 4. Securities Acquired (A) 5. Amount of 6. Owner- 7. Nature (Instr. 3) action action or Disposed of (D) Securities ship of In- Date Code (Instr. 3, 4, and 5) Beneficially Form; direct (Instr. Owned at Direct Bene- 8) End of (D) or ficial (Month/ Month Indirect Owner- Day/ (Instr. 3 (I) ship Year) ------------------------- and 4) (Instr. 4) (Instr. (A) 4) or Amount (D) Price ----------------------------------------------------------------------------------------------------------------------------------- Common Shares, no par value 3/06/02 S* 1,000 D $ 3.80 175,861** D ----------------------------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------------------------------- Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. * If the form is filed by more than one reporting person, see instruction 4(b)(v).

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, DC 20549

FORM 4

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934,
Section 17(a) of the Public Utility Holding Company Act of 1935
or Section 30(h) of the Investment Company Act of 1940

o	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Name and Address of Reporting
Person* (Last, First, Middle)

Issuer Name and Ticker or
Trading Symbol

I.R.S. Identification Number of Reporting
Person, if an entity (Voluntary)

Waitz, Harold D.

BioTime, Inc. (BTX)

935 Pardee Street

Statement for Month/Day/Year

If Amendment, Date of Original (Month/Day/Year)

10/28/02

(Street)

Relationship of Reporting Person(s)
to Issuer (Check All Applicable)

Individual or Joint/Group Filing
(Check Applicable Line)

Berkeley, CA 94710

(City) (State) (Zip)

Director

10% Owner

Form filed by One Reporting Person

Officer (give title below)

Form filed by More than One Reporting Person

Other (specify below)

Vice President

Reminder:		Report on a separate line for each class of securities beneficially owned directly or indirectly.

*		If the form is filed by more than one reporting person, see instruction 4(b)(v).

Table I — Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

Title of Security
(Instr. 3)

Transaction Date
(Month/Day/Year)

2a.

Deemed Execution
Date, if any.
(Month/Day/Year)

Transaction Code
(Instr. 8)

Securities Acquired (A)
or Disposed of (D)
(Instr. 3, 4 and 5)

Amount of Securities
Beneficially Owned
Following Reported
Transactions(s)
(Instr. 3 and 4)

Ownership
Form:
Direct (D) or
Indirect (I)
(Instr. 4)

Nature of
Indirect
Beneficial
Ownership
(Instr. 4)

Code

Amount

(A)
or
(D)

Price

Common Shares, no par value

202,066 (1)

Common Shares, no par value

2,100

Shares owned by minor children

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Table II — Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

Title of Derivative
Security
(Instr. 3)

Conversion or Exercise
Price of Derivative
Security

Transaction
Date
(Month/Day/Year)

3a.

Deemed Execution
Date, if any
(Month/Day/Year)

Transaction
Code
(Instr. 8)

Number of Derivative Securities
Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)

Code

(A)

(D)

Stock Purchase Option

$4.00

10/28/02

26,666

Stock Purchase Option

$4.00

10/28/02

26,667

Stock Purchase Option

$4.00

10/28/02

26,667

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Table II — Derivative Securities Acquired, Disposed of, or Beneficially Owned — Continued
(e.g., puts, calls, warrants, options, convertible securities)

Date Exercisable and
Expiration Date
(Month/Day/Year)

Title and Amount
of Underlying Securities
(Instr. 3 and 4)

Price of Derivative
Security
(Instr. 5)

Number of Derivative
Securities Beneficially Owned
Following Reported Transaction(s)
(Instr. 4)

10.

Ownership Form of
Derivative Security:
Direct (D) or Indirect (I)
(Instr. 4)

11.

Nature of
Indirect
Beneficial
Ownership
(Instr. 4)

Date
Exercisable

Expiration
Date

Title

Amount or
Number of
Shares

10/28/02

10/27/07

Common Shares

26,666

80,000

1/01/03

10/27/07

Common Shares

26,667

1/01/04

10/27/07

Common Shares

26,667

Explanation of Responses:

(1) Includes 80,000 shares that may be acquired upon the exercise of certain stock options.

/s/ Harold D. Waitz		October 29, 2002
**Signature of Reporting Person		Date

**		Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note:		File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

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