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 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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1. Name and Address of Reporting Person * GIRSCHWEILER THOMAS   2. Issuer Name and Ticker or Trading Symbol BIOLIFE SOLUTIONS INC [BLFS] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) __X__ Director __X__ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) C/O BIOLIFE SOLUTIONS, INC., 3303 MONTE VILLA PARKWAY 3. Date of Earliest Transaction (Month/Day/Year) 12/31/2005 (Street) BOTHELL, WA 98021 4. If Amendment, Date Original Filed(Month/Day/Year) 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 Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Shares 12/31/2005   P(1)   1,761,827 A $ 0.12 2,299,887 D   Common Shares 05/01/2006   P(2)   479,999 A $ 0.06 13,989,886 (3) D   Common Shares 02/13/2007   J(4)   416,666 A $ 0 14,406,552 D

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

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

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

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

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

8. Price of Derivative Security (Instr. 5)

9. 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)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Common Share Warrants

$ 0.07

11/29/2010

J(5)

1,000,000

11/29/2010

11/29/2015

Common Shares

1,000,000

$ 0

1,000,000

D

Common Share Warrants

$ 0.063

08/10/2011

J(6)

1,000,000

08/10/2011

08/30/2016

Common Shares

1,000,000

$ 0

1,000,000

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
GIRSCHWEILER THOMAS C/O BIOLIFE SOLUTIONS, INC. 3303 MONTE VILLA PARKWAY BOTHELL, WA 98021	X	X

Signatures

/s/ Thomas Girschweiler		04/29/2013
**Signature of Reporting Person		Date

Explanation of Responses:

*	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).
(1)	Resulting purchase from cash dividends paid to Series G preferred stockholders; purchase price based on December 31, 2005 closing price of Issuer?s common shares.
(2)	Resulting purchase from cash dividend paid to Series G preferred stockholders; purchase price based on May 1, 2006 closing price of Issuer's common shares.
(3)	Total includes 11,210,000 common shares acquired upon conversion of Series F and Series G preferred shares and warrants previously reported on Form 4 filed on April 18, 2006 and 538,060 common shares previously held.
(4)	Shares of common stock issued to reporting person in connection with financing costs related to Secured Multi-Draw Term Loan Facility Agreement in the amount of $2,000,000, with a maturity date of January 11, 2010.
(5)	Warrants acquired as consideration for an amendment to the issuer's Secured Multi-Draw Term Loan Facility Agreement, increasing the reporting person's "Facility?" to $4,750,000 and extending the maturity date to January 11, 2013.
(6)	Warrants acquired as consideration for an amendment to the issuer's Secured Multi-Draw Term Loan Facility Agreement, increasing the reporting person's "Facility"? to $5,250,000.

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