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Official data from INPI

COMPLEXO E COMPOSIÇÃO APERFEIRÇOAMENTO DE ADESÃO, E PROCESSO PARA REDUZIR A PERDA DE ADESÃO DE UMA COMPOSIÇÃO

ArquivadaInvention Patent

Application data

Number

PI8204606

Type

Invention Patent

Filing

08/05/1982

Publication

07/26/1983

Progress at the INPI

  1. Filing08/05/82
  2. Publication07/26/83
  3. Abandoned09/17/85
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: the INPI technical office action was not answered in time (art. 36 of the Brazilian IP Act). The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 09/13/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Minnesota Mining And Manufacturing Company

US

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Inventors

H. N. (pessoa física)

JP

H. M. (pessoa física)

JP

T. J. (pessoa física)

JP

Technical data

Priority claims

JP

132,551/81 · 08/06/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

09/13/1988

RPI 934

Exigência - art. 36 da LPI

#6.1

03/22/1988

RPI 909

Solicitação de exame técnico

#4.1

09/17/1985

RPI 778

Publicação do pedido de patente

#3.1

07/26/1983

RPI 666

Pedido de patente depositado

#2.1

09/21/1982

RPI 622

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C09D 7/00; C09D 3/48; C08L 21/00; C08L 33/00; C08L 33/02; C09D 7/12; C09J 11/06; C09J 11/02.

03/27/2018

RPI 2464

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