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Patent applications and USPTO patent grants for Dematex Development & Investment Establishment.The latest application filed is for "tube, stopper and compression ring for blood sampling systems".
Patent | Date |
---|---|
Tube, stopper and compression ring for blood sampling systems Grant 4,923,072 - Rilliet May 8, 1 | 1990-05-08 |
Blood collection unit Grant 4,434,802 - Rilliet March 6, 1 | 1984-03-06 |
Tube and stopper combination with venting structure Grant 4,204,606 - Micheli May 27, 1 | 1980-05-27 |
Vial stopper for blood sampling device Grant 4,066,067 - Micheli January 3, 1 | 1978-01-03 |
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