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Official data from INPI

PROCESSO PARA REMOÇÃO DE DIÓXIDO DE CARBONO DE UMA MISTURA GASOSA.

IndeferidaInvention Patent

Application data

Number

PI8100960

Type

Invention Patent

Filing

02/18/1981

Publication

-

Progress at the INPI

Under appeal
  1. Filing02/18/81
  2. Publication
  3. Examination09/20/83
  4. Refused03/25/86
  5. Grant
  6. In force

The application was refused by the INPI on 03/25/1986. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 03/25/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Exxon Research And Engineering Company

US

See this company's full portfolio

Inventors

H. B. (pessoa física)

Technical data

IPC Classification

Priority claims

US

122.588 · 02/19/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Indeferimento

#9.2

03/25/1986

RPI 805

Republicação - classificação IPC

#15.11

12/18/1984

RPI 739

Conhecimento de parecer técnico

#7.1

10/16/1984

RPI 730

Solicitação de exame técnico

#4.1

09/20/1983

RPI 674

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era C01B 31/20.

03/27/2018

RPI 2464

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