Common use of FORM OF ESTOPPEL CERTIFICATE Clause in Contracts

FORM OF ESTOPPEL CERTIFICATE. To: Wexford-UCSC 3737, LLC ▇▇▇▇▇ ▇▇▇▇▇▇▇▇ ▇▇▇▇▇▇ Drive San Diego, California 92128 Attention: Vice President, Real Estate Legal BioMed Realty, L.P. ▇▇▇▇▇ ▇▇▇▇▇▇▇▇ ▇▇▇▇▇▇ Drive San Diego, California 92128 Wexford Science & Technology, LLC ▇▇▇ ▇. ▇▇▇▇▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇▇ ▇▇▇ ▇▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇ University City Science Center ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇ Re: [Portion of] the Floor (the “Premises”) at ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇▇▇▇▇▇▇▇▇, ▇▇ (the “Property”) The undersigned tenant (“Tenant”) hereby certifies to you as follows:

Appears in 2 contracts

Sources: Lease Agreement (Spark Therapeutics, Inc.), Lease Agreement (Spark Therapeutics, Inc.)

FORM OF ESTOPPEL CERTIFICATE. To: Wexford-UCSC 3737II, LLC LP ▇▇▇▇▇ ▇▇▇▇▇▇▇▇ ▇▇▇▇▇▇ Drive San Diego, California 92128 Attention: Vice President, Real Estate Legal BioMed Realty, L.P. ▇▇▇▇▇ ▇▇▇▇▇▇▇▇ ▇▇▇▇▇▇ Drive San Diego, California 92128 Wexford Science & Technology, LLC ▇▇▇ ▇. ▇▇▇▇▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇▇ ▇▇▇ ▇▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇ University City Science Center ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇ ▇▇▇▇▇ ▇▇▇▇▇▇▇▇▇▇▇▇, ▇▇ ▇▇▇▇▇ Re: [Portion of] the ninth (9th) Floor (the “Premises”) at ▇▇▇▇ ▇▇▇▇▇▇ ▇▇▇▇▇▇, ▇▇▇▇▇▇▇▇▇▇▇▇, ▇▇ (the “Property”) The undersigned tenant (“Tenant”) hereby certifies to you as follows:

Appears in 1 contract

Sources: Lease (Spark Therapeutics, Inc.)