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Official data from INPI

PELÍCULA POLÍMERA PARA MARCAÇÃO

Em AnáliseInvention Patent

Application data

Number

PI8201237

Type

Invention Patent

Filing

03/08/1982

Publication

01/18/1983

Progress at the INPI

Under appeal
  1. Filing03/08/82
  2. Publication01/18/83
  3. Examination03/12/85
  4. Refused05/21/91
  5. Grant
  6. In force

The application was refused by the INPI on 05/21/1991. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 08/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Stauffer Chemical Company

US

See this company's full portfolio

Inventors

J. G. (pessoa física)

US

R. R. (pessoa física)

US

W. G. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

241.869 · 03/09/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Conhecimento de parecer técnico

#7.1

08/16/1988

RPI 930

Solicitação de exame técnico

#4.1

03/12/1985

RPI 751

Publicação do pedido de patente

#3.1

01/18/1983

RPI 639

Pedido de patente depositado

#2.1

04/20/1982

RPI 600

Republicação - classificação IPC

#15.11

10/15/1991

RPI 1089

Indeferimento

#9.2

05/21/1991

RPI 1068

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