Assignment of Assignor's Interest

Recorded: 1999-10-28 Pages: 4

Assignor

LANE-SMITH, DEREK R.

Executed: 1999-10-22

Assignee

DURRIDGE CO.

SUITE D, 7 RAILROAD AVENUE, BEDFORD, MASSACHUSETTS, 01730

Covered Property (1)

Method and Apparatus for Measuring Unattached Radon Progeny

Patent: 6,018,985 →

Application: 09/019,713 →

Related Assignments (2)

Other recorded transfers of the patent in this record — the chain of ownership.