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Official data from INPI

DIREÇÃO HIDROSTÁTICA

ArquivadaInvention PatentPCT · EP1988000544

Application data

Number

PI8807575

Type

Invention Patent

Filing

06/21/1988

Publication

05/08/1990

PCT

EP1988000544

Progress at the INPI

  1. Filing06/21/88
  2. Publication05/08/90
  3. Examination03/05/91
  4. Allowance08/03/93
  5. Abandoned
  6. In force

The application was allowed on 08/03/1993 but abandoned for failure to pay the grant fee (art. 38 of the Brazilian IP Act). The letters patent were never issued.

Talk to a specialist

Latest action published by the INPI: 06/07/1994. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Z. A. (pessoa física)

DE

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Inventors

W. T. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P3721094.7 · 06/26/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 38 §2° da LPI

#11.4

06/07/1994

RPI 1227

Notificação para pagamento de retribuição

#13.1

01/18/1994

RPI 1207

Deferimento

#9.1

08/03/1993

RPI 1183

Solicitação de exame técnico

#4.1

03/05/1991

RPI 1057

Notificação de entrada na fase nacional - PCT

#1.3

05/08/1990

RPI 1017

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