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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

Application data

Number

PI8006829

Type

Invention Patent

Filing

10/23/1980

Publication

-

Progress at the INPI

  1. Filing10/23/80
  2. Publication
  3. Examination03/02/82
  4. Allowance11/29/83
  5. Grant05/29/84
  6. Expired11/14/95

The letters patent expired on 11/14/1995: 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: 06/16/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

SWF Auto - Electric GMBH.

DE

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Inventors

B. K. (pessoa física)

E. R. (pessoa física)

M. H. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.4

06/16/1987

RPI 869

Concessão da patente

#16.1

05/29/1984

RPI 710

Notificação para pagamento de retribuição

#13.1

03/20/1984

RPI 700

Deferimento

#9.1

11/29/1983

RPI 684

Solicitação de exame técnico

#4.1

03/02/1982

RPI 593

Carta-patente expirada

#21.1

11/14/1995

RPI 1302

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