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Official data from INPI

DISPOSITIVO ACESSÓRIO PARA EXAME DE CÓRNEA

ArquivadaInvention Patent
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Application data

Number

PI8904202

Type

Invention Patent

Filing

08/16/1989

Publication

03/12/1991
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Progress at the INPI

  1. Filing08/16/89
  2. Publication03/12/91
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 08/16/1989 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 08/17/1993. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D.F. Vasconcellos S/A Óptica e Mecânica de Alta Precisão

SP, BR

Inventors

J. B. (pessoa física)

Technical data

IPC Classification

A61B 3/10

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 33 da LPI

#11.1

08/17/1993

RPI 1185

Arquivamento - Art. 33 da LPI

#11.1

08/10/1993

RPI 1184

Publicação do pedido de patente

#3.1

03/12/1991

RPI 1058

Pedido de patente depositado

#2.1

02/13/1991

RPI 1054

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