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Official data from INPI

SEM TITULO

ConcedidaInvention Patent

Application data

Number

PI8207859

Type

Invention Patent

Filing

09/07/1982

Publication

08/30/1983

Progress at the INPI

  1. Filing09/07/82
  2. Publication08/30/83
  3. Examination04/09/85
  4. Allowance02/09/88
  5. Grant07/26/88
  6. Expired07/01/08

The letters patent expired on 07/01/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

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Latest action published by the INPI: 07/26/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

L. Schuler Gmbh

DE

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Inventors

A. [. (pessoa física)

G. [. (pessoa física)

H. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

07/26/1988

RPI 927

Deferimento

#9.1

02/09/1988

RPI 903

Exigência - art. 36 da LPI

#6.1

08/25/1987

RPI 879

Solicitação de exame técnico

#4.1

04/09/1985

RPI 755

Notificação de entrada na fase nacional - PCT

#1.3

08/30/1983

RPI 671

Carta-patente expirada

#21.1

Patente extinta em 07/09/97

07/01/2008

RPI 1956

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