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Official data from INPI

MANCAL DESLIZANTE RADIAL HIDRODINÂMICO

Em AnáliseInvention Patent

Application data

Number

PI8707312

Type

Invention Patent

Filing

04/28/1987

Publication

09/13/1988

Progress at the INPI

  1. Filing04/28/87
  2. Publication09/13/88
  3. Examination01/02/90
  4. Allowance08/20/91
  5. Grant05/26/92
  6. Terminated12/31/96

The patent was granted on 05/26/1992 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 09/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Braunschweiger Hšttenwerk Gmbh

DE

Inventors

P. G. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 36 17 289.8 · 05/23/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

09/13/1988

RPI 934

Anuidade - prazo legal encerrado

#18.2

12/31/1996

RPI 1361

Concessão da patente

#16.1

05/26/1992

RPI 1121

Notificação para pagamento de retribuição

#13.1

12/17/1991

RPI 1098

Deferimento

#9.1

08/20/1991

RPI 1081

Solicitação de exame técnico

#4.1

01/02/1990

RPI 1000

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