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Official data from INPI

ARTIGO ÚTIL COMO UM CURATIVO PARA FERIMENTO E PROCESSO PARA PREPARAÇÃO DE CURATIVO PARA FERIMENTO.

PublicadaInvention Patent

Application data

Number

PI8703755

Type

Invention Patent

Filing

07/20/1987

Publication

03/29/1988

Progress at the INPI

Under appeal
  1. Filing07/20/87
  2. Publication03/29/88
  3. Examination10/30/90
  4. Refused04/02/96
  5. Grant
  6. In force

The application was refused by the INPI on 04/02/1996. The invention was never patented.

Talk to a specialist

Latest action published by the INPI: 03/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Minnesota Mining and Manufacturing Company

US

See this company's full portfolio

Inventors

C. J. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

889,671 · 07/24/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

03/29/1988

RPI 910

Pedido de patente depositado

#2.1

10/06/1987

RPI 885

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era A61L 15/06.

03/27/2018

RPI 2464

Indeferimento

#9.2

04/02/1996

RPI 1322

Conhecimento de parecer técnico

#7.1

06/20/1995

RPI 1281

Solicitação de exame técnico

#4.1

10/30/1990

RPI 1039

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