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Official data from INPI

PRENSA PARA LAVAGEM DE POLPA

ArquivadaInvention PatentPCT · US1989003159

Application data

Number

PI8907609

Type

Invention Patent

Filing

07/24/1989

Publication

07/30/1991

PCT

US1989003159

Progress at the INPI

  1. Filing07/24/89
  2. Publication07/30/91
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 07/24/1989 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/26/1993. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Sprout-Bauer, Inc

US

Inventors

W. M. (pessoa física)

W. B. (pessoa física)

Technical data

IPC Classification

Priority claims

US

234.430 · 08/19/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

10/26/1993

RPI 1195

Notificação de entrada na fase nacional - PCT

#1.3

07/30/1991

RPI 1078

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