4 1 p0121-4.txt FORM 4 FOR LOU ROSS ====== FORM 4 ====== [ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b). UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 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 ================================================================================ 1. Name and Address of Reporting Person* Ross Lou L. -------------------------------------------------------------------------------- (Last) (First) (Middle) 14455 N. Hayden Road, Suite 202 -------------------------------------------------------------------------------- (Street) Scottsdale AZ 85260 -------------------------------------------------------------------------------- (City (State) (Zip) ================================================================================ 2. Issuer Name and Ticker or Trading Symbol National Scientific Corporation; NSCT.OB ================================================================================ 3. I.R.S. Identification Number of Reporting Person, if an entity (Voluntary) ================================================================================ 4. Statement for Month/Day/Year 1/21/2003 ================================================================================ 5. If Amendment, Date of Original (Month/Day/Year) ================================================================================ 6. Relationship of Reporting Person(s) to Issuer (Check all applicable) [X] Director [ ] 10% Owner [ ] Officer (give title below) [ ] Other (specify below) --------------------------- ================================================================================ 7. Individual or Joint/Group Filing (Check Applicable Line) [X] Form filed by One Reporting Person [ ] Form filed by More than One Reporting Person ================================================================================

=================================================================================================~~===========================~~ TABLE I--NON-DERIVATIVE SECURITIES ACQUIRED, DISPOSED OF, OR BENEFICIALLY OWNED =================================================================================================~~===========================~~ 1. Title of Security 2. Trans- 2A. Deemed 3. Trans- 4. Securities Acquired (A) ~~5. Amount of 6. Owner- 7. Nature of~~ (Instr. 3) action Execution action or Disposed of (D) ~~Securities~~Date ~~ship Indirect~~ Date, Code (Instr. 3, 4 and 5) ~~Beneficially Form: Beneficial~~ (Month/ if any (Instr. 8) ~~Owned Follow- Direct Owner-~~ Day/ (Month/ ---------- --------------------------~~-----~~ ~~ing Reported (D) or ship~~ Year) Day/ (A) or ~~Transaction(s~~Year) ~~Indirect (Instr. 4)~~ Code V Amount (D) Price ~~(Instr.~~------------------------------------------------------------------------------------------------- 3NSCT ~~and~~Common 4)Stock 1/21/2003 N/A A(I1) ~~(Instr.~~V 4)54,464 A $0.15 ------------------------------------------------------------------------------------------------- --------------------------- ~~NSCT Common Stock 10/11/02 A 66,806 A $0.11 2,771,846 D~~ ---------------------------------------------------------------------- ------------------------------------------------------------------------------------------------- ------------------------------------------------------------------------------------------------- ================================================================================================= 5. Amount of 6. Ownership 7. Nature of Securities Form Indirect Beneficially Direct (D) Beneficial Owned or Ownership Following Indirect (I) (Instr. 4) Reported (Instr. 4) Transaction(s) (Instr. 3 and 4) ------------------------------------------------------------------------------------------------- 2,826,310 D ------------------------------------------------------------------------------------------------- ------------------------------------------------------------------------------------------------- ------------------------------------------------------------------------------------------------- ------------------------------------------------------------------------------------------------- =================================================================================================~~===========================~~

Form 4 (continued)

================================================================================================================ Table II--DERIVATIVE SECURITIES ACQUIRED, DISPOSED OF, OR BENEFICIALLY OWNED (e.g., puts, calls, warrants, options, convertible securities) ================================================================================================================ 1. Title of Derivative Security 2. Conver- 3. Trans- 3A. Deemed 4. Transac- 5. Number of Deriv- (Instr. 3) sion or action Execution tion ative Securities Exercise Date Date, if Code Acquired (A) or Price of (Month/ any (Instr. 8) Disposed of (D) Deri- Day/ (Month/ (Instr. 3,4, and 5) vative Year) Day/ ----------- -------------------~~------~~ Security Year) Code V (A) (D) ---------------------------------------------------------------------------------------------------- ------------ ---------------------------------------------------------------------------------------- ------------------------ ---------------------------------------------------------------------------- ------------------------------------ ---------------------------------------------------------------- ------------------------------------------------ ---------------------------------------------------- ------------------------------------------------------------~~----------------------------------------~~ ================================================================================================================ 6. Date Exer- 7. Title and Amount of 8. Price 9. Number 10. ~~Owner-~~Ownership 11. Nature cisable and Underlying Securities of of Deriv- ~~ship~~Form of of Expiration (Instr. 3 and 4) Deriv- ative ~~Form~~Deriv- of Indirect Date ative ~~Secur-~~Securities ~~Deriv-~~ative ~~Benefi-~~Beneficial (Month/Day/ Secur- ~~ities~~Bene- ~~ative~~Securities: ~~cial~~Ownership Year) ity ~~Bene-~~ficially ~~Security:~~Direct ~~Owner-~~(Instr. 4) ----------------- ----------------------- (Instr. ~~ficially~~Owned ~~Direct~~(D) ~~ship~~or Date Expira- Amount or 5) ~~Owned~~Following ~~(D)~~Indirect ~~or (Instr. 4)~~ Exer- tion Title Number of ~~Following~~Reported ~~Indirect~~(I) cisable Date Shares ~~Reported~~Trans- (IInstr. 4) ~~Transaction~~action(s) (Instr. 4) ~~(Instr. 4)~~ ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------------------------- ================================================================================================================

Explanation of Responses: (1) Reporting Person's Board Service Fees for November, December and January, at an average share price of $0.15 per share. /s/ Lou L. Ross 01/22/2003 ------------------------------- --------------- **Signature of Reporting Person Date 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). ** 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, on of which must be manually signed. If space is insufficient, see Instruction 6 for procedure Page 2

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