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Official data from INPI

APERFEICOAMENTO NO PROCESSO DE OBTENCAO DE COPIAS HELIOGRAFICAS

Em AnáliseInvention Patent

Application data

Number

PI8600060

Type

Invention Patent

Filing

01/09/1986

Publication

09/01/1987

Progress at the INPI

Technical opinion to answer
  1. Filing01/09/86
  2. Publication09/01/87
  3. Examination10/10/89
  4. Allowance
  5. Grant
  6. In force

The INPI issued a technical opinion on patentability. The applicant must respond for examination to continue.

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Latest action published by the INPI: 10/10/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

V. C. (pessoa física)

Inventors

C. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

10/10/1989

RPI 990

Publicação do pedido de patente

#3.1

09/01/1987

RPI 880

Pedido de patente depositado

#2.1

04/15/1986

RPI 808

Retificação

#15.3

04/21/1992

RPI 1116

Republicação - classificação IPC

#15.11

03/17/1992

RPI 1111

Republicação - classificação IPC

#15.11

11/12/1991

RPI 1093

Conhecimento de parecer técnico

#7.1

02/05/1991

RPI 1053

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