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Official data from INPI

APERFEICOAMENTO EM PALHETA DE LIMPADOR DE PARA-BRISAS

Em AnáliseInvention Patent

Application data

Number

PI7600017

Type

Invention Patent

Filing

01/06/1975

Publication

-

Progress at the INPI

  1. Filing01/06/75
  2. Publication
  3. Examination
  4. Allowance
  5. Grant04/27/82
  6. Expired07/27/93

The letters patent expired on 07/27/1993: 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: 11/04/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

ANDERSON CO

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Inventors

S. D. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

20.11

11/04/1986

RPI 837

20.7

07/29/1986

RPI 823

Concessão da patente

#16.1

04/27/1982

RPI 601

Carta-patente expirada

#21.1

07/27/1993

RPI 1182

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