UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

SCHEDULE 13D

Under the Securities Exchange Act of 1934

(Amendment No. )*

Rubber Research Elastomerics, Inc.

(Name of Issuer)

Common Stock, par value $0.01 per share

(Title of Class of Securities)

781084 10 8

(CUSIP Number)

Lucille Stark

4507 Willow Oak Lane

Minnetonka, MN 55343

With a copy to:

Fred J. Stark, Jr.

4500 Main Street N.E.

Minneapolis, MN 55421

(763) 572-1056

(Name, Address and Telephone Number of Person

Authorized to Receive Notices and Communications)

September 5, 2007

(Date of Event which Requires Filing of this Statement)

If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13-1(g), check the following box. o

Note: Schedules filed in paper format shall include a signed original and five copies of the schedule, including all exhibits. See § 240.13d-7 for other parties to whom copies are to be sent.

*The remainder of this cover page should 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 disclosures provided in a prior cover page.

The information required on 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).

PERSONS WHO RESPOND TO THE COLLECTION OF INFORMATION CONTAINED IN THIS FORM ARE NOT REQUIRED TO RESPOND UNLESS THE FORM DISPLAYS A CURRENTLY VALID OMB CONTROL NUMBER.

CUSIP No. 781084 10 8

Page 2 of 5

(1)	Name of Reporting Person / I.R.S. Identification Nos. of Above Persons (Entities Only) Lucille Stark
(2)	Check the Appropriate Box if a Member of a Group
	(a)	o
	(b)	x
(3)	SEC Use Only
(4)	Source of Funds PF
(5)	Check if Disclosure of Legal Proceedings is Required Pursuant to Items 2(d) or 2(e) o
(6)	Citizenship or Place of Organization United States of America
Number of Shares Beneficially Owned by Each Reporting Person With		(7)	Sole Voting Power 10,893,036 shares
		(8)	Shared Voting Power 0 shares
		(9)	Sole Dispositive Power 10,893,036 shares
		(10)	Shared Dispositive Power 0 shares
(11)	Aggregate Amount Beneficially Owned by Each Reporting Person 10,893,036 shares
(12)	Check if the Aggregate Amount in Row (11) Excludes Certain Shares o
(13)	Percent of Class Represented by Amount in Row (11) 28.4%
(14)	Type of Reporting Person (See Instructions) IN

CUSIP No. 781084 10 8

Page 3 of 5

ITEM 1.

SECURITY AND ISSUER

This Statement on Schedule 13D relates to the shares of common stock, par value $0.01 (“Common Stock”), of Rubber Research Elastomerics, Inc., a Minnesota corporation (the “Issuer”). The Issuer’s principal executive offices are located at 4500 Main Street N.E., Minneapolis, Minnesota 55421.

ITEM 2.

IDENTITY AND BACKGROUND

(a) – (c) This Schedule 13D is being filed by Lucille Stark (the “Reporting Person”). The residence address of the Reporting Person is 4507 Willow Oak Lane, Minnetonka, MN 55343.

(d) – (e) During the last five years, the Reporting Person (i) has not been convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors) and (ii) was not subject to a judgment, decree, or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws or finding any violation with respect to such laws as a result of being a party to a civil proceeding of a judicial or administrative body of competent jurisdiction.

(f)

The Reporting Person is a United States citizen.

ITEM 3.

SOURCE AND AMOUNT OF FUNDS OR OTHER CONSIDERATION

The Reporting Person purchased $213,878 principal amount of convertible promissory notes of the Issuer in 2001 using personal funds. Such promissory notes, including accrued interest thereon, were converted into capital stock as described in Item 5(c).

ITEM 4.

PURPOSE OF TRANSACTION

The convertible promissory notes and the capital stock issued upon conversion of the notes were acquired and are being held by the Reporting Person for investment purposes. The Reporting Person may acquire additional shares, dispose of all or some of its shares from time to time, in each case in open market or private transactions, block purchases or sales or otherwise, or may continue to hold the shares, depending on business and market conditions, its continuing evaluation of the business and prospects of the Issuer and other factors.

The Reporting Person does not have any present plans or intentions that would result in or relate to any of the transactions described in subparagraphs (a) – (j) of Item 4 of Schedule 13D.

ITEM 5.

INTEREST IN SECURITIES OF THE ISSUER

(a) – (b) The Reporting Person holds 778,074 shares of 8.5% Convertible Preferred Stock of the Issuer, which at September 5, 2007 were convertible into 10,893,036 shares of Common Stock, representing approximately 28.4% of the total voting power of the Issuer’s outstanding capital stock at such date. The Reporting Person has sole voting power and sole dispositive power with respect to such shares.

(c) The Reporting Person purchased $213,878 principal amount of convertible promissory notes of the Issuer in 2001. On September 5, 2007, in a private transaction between the Reporting Person and the Issuer, the principal amount of such notes, together with all accrued and unpaid interest, (an aggregate of $326,791) was converted into 778,074 shares of the Issuer’s 8.5% Convertible Preferred Stock at a conversion price of $0.42 per share. The 8.5% Convertible Preferred Stock is convertible into Common Stock at a conversion price of $0.03 per share. Accordingly, at September 5, 2007, the Reporting Person had beneficial ownership of 10,893,036 shares of Common Stock.

CUSIP No. 781084 10 8

Page 4 of 5

Except for the transactions described in this Schedule 13D, the Reporting Person has not effected any transaction relating to the Common Stock during the past 60 days.

(d) To the knowledge of the Reporting Person, no other person has the right to receive or the power to direct the receipt of dividends or proceeds from the sale of the securities covered by this Schedule 13D.

(e) Not applicable.

ITEM 6.

CONTRACTS, ARRANGEMENTS, UNDERSTANDINGS OR RELATIONSHIPS WITH RESPECT TO THE SECURITIES OF THE ISSUER

Not applicable.

ITEM 7.

MATERIAL TO BE FILED AS EXHIBITS

Not applicable.

CUSIP No. 781084 10 8

Page 5 of 5

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.

Date: September 17, 2007			/s/ LUCILLE STARK
			Lucille Stark

RUBBER RESEARCH ELASTOMERICS INC SC 13D