Conjunto auxiliar e de válvula de controle de bomba e conjunto de válvula auxiliar e de retenção.

1. Filing09/21/81
2. Publication04/26/83
3. Examination09/13/83
4. Allowance03/27/84
5. Grant09/25/84
6. In force09/21/01

The patent was granted on 09/25/1984 and is in force until 09/21/2001. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:09/21/2001

Latest action published by the INPI: 09/25/1984. We update with every new RPI gazette, published weekly.