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Official data from INPI

MÁQUINA ELÉTRICA, ESPECIALMENTE MOTOR ELÉTRICO.

Em AnáliseInvention PatentPCT · EP1987000432

Application data

Number

PI8707479

Type

Invention Patent

Filing

08/07/1987

Publication

12/06/1988

PCT

EP1987000432

Progress at the INPI

  1. Filing08/07/87
  2. Publication12/06/88
  3. Examination03/07/89
  4. Allowance09/01/92
  5. Grant05/25/93
  6. Expired07/29/08

The letters patent expired on 07/29/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 03/07/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SWF Auto-Electric GmbH

DE

See this company's full portfolio

Inventors

B. W. (pessoa física)

DE

U. B. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P3629138.2 · 08/27/1986

DE

P3725402.02 · 07/31/1987

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

03/07/1989

RPI 959

Notificação de entrada na fase nacional - PCT

#1.3

12/06/1988

RPI 946

Carta-patente expirada

#21.1

Patente extinta em 07/08/2002

07/29/2008

RPI 1960

Concessão da patente

#16.1

05/25/1993

RPI 1173

Notificação para pagamento de retribuição

#13.1

01/26/1993

RPI 1156

Deferimento

#9.1

09/01/1992

RPI 1135

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