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Official data from INPI

COMPOSIÇÃO ENCOLANTE PARA PAPEL CONSTITUIDA DE UMA DISPERSÃO DE DIMERO DE CETENO.

Em AnáliseInvention Patent

Application data

Number

PI7908297

Type

Invention Patent

Filing

12/18/1979

Publication

-

Progress at the INPI

  1. Filing12/18/79
  2. Publication
  3. Examination09/08/82
  4. Refused05/12/87
  5. Grant
  6. In force

The application was refused on 05/12/1987 and the appeal did not change the decision. The invention was never patented and the technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/12/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. I. (pessoa física)

US

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Inventors

No inventors listed.

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

111

05/12/1987

RPI 864

Petição de recurso

#12.2

07/23/1985

RPI 770

Indeferimento

#9.2

04/09/1985

RPI 755

Republicação - classificação IPC

#15.11

05/02/1984

RPI 706

Republicação - classificação IPC

#15.11

02/07/1984

RPI 694

Conhecimento de parecer técnico

#7.1

10/04/1983

RPI 676

6.2

03/01/1983

RPI 645

Solicitação de exame técnico

#4.1

09/08/1982

RPI 620

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era D21H 3/00.

03/27/2018

RPI 2464

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