FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES 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

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(Print or Type Responses)

1. Name and Address of Reporting Person *   Patterson Andrew J 2. Date of Event Requiring Statement (Month/Day/Year) 04/28/2006 3. Issuer Name and Ticker or Trading Symbol LAMSON & SESSIONS CO [LMS] (Last) (First) (Middle) 25701 SCIENCE PARK DRIVE 4. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) Vice President & CIO 5. If Amendment, Date Original Filed(Month/Day/Year) (Street) CLEVELAND, OH 44122 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Beneficially Owned

1.Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5) COMMON STOCK 805 I See Footnote (1)

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.			SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Optin (Right to Buy Common Stock)	02/25/2000(2)	02/25/2009	Common Stock	2,000	$ 4.968	D	Â
Stock Option (Right to Buy Common Stock)	02/23/2001(3)	02/23/2010	Common Stock	1,000	$ 6.625	D	Â
tock Option (Right to Buy Common Stock()	02/18/2004(4)	02/18/2013	Common Stock	1,750	$ 3.44	D	Â

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
Patterson Andrew J 25701 SCIENCE PARK DRIVE CLEVELAND, OH 44122	Â	Â	  Vice President & CIO	Â

Signatures

/s/ Aileen Liebertz, Attorney-in-Fact for Andrew J. Patterson		05/10/2006
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 5(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).
(1)	Held under The Lamson & Sessions Co. Deferred Savings Plan (the "401(k) Plan").
(2)	Grant to reporting person of option to buy 2,000 shares of the Company's Common Stock under the Lamson & Sessions 1998 Incentive Equity Plan. Option became exercisable as follows; one-half on February 25, 2000 and one-half on February 25, 2001.
(3)	Grant to reporting person of option to buy 1,000 shares of the Company's Common Stock under the Lamson & Sessions 1998 Incentive Equity Plan. Option became exercisable as follows: one-half on February 23, 2001 and one-half on February 23, 2002.
(4)	Grant to reporting person of option to buy 1,750 shares of the Company's Common Stock under the Lamson & Sessions 1998 Incentive Equity Plan. Option became xercisable as follows: one-half on February 18, 2004 and one-half on February 18, 2005.

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