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Official data from INPI

COMPOSICOES DE GUANIDINA FLUORQUIMICA,GUANIDINA FLUORQUIMICA,ACABAMENTO DE FIBRA,PROCESSO PARA PROVER REPELENCIA A OLEO E AGUA A UM SUBSTRATO FIBROSO,MANUFATURA DE FIBRAS ORGANICAS SINTETICAS FIADAS E SUBSTRATO FIBROSO

Em ExigênciaInvention Patent

Application data

Number

PI8306133

Type

Invention Patent

Filing

11/09/1982

Publication

06/12/1984

Progress at the INPI

  1. Filing11/09/82
  2. Publication06/12/84
  3. Abandoned08/12/86
  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: 11/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

MINNESOTA MINING & MFG [US]

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Inventors

C. C. (pessoa física)

H. D. (pessoa física)

W. L. (pessoa física)

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Exigência - art. 36 da LPI

#6.1

11/21/1989

RPI 996

Solicitação de exame técnico

#4.1

08/12/1986

RPI 825

Publicação do pedido de patente

#3.1

06/12/1984

RPI 712

Pedido de patente depositado

#2.1

01/24/1984

RPI 692

Arquivamento - Art. 36 §1° da LPI

#11.2

06/19/1990

RPI 1023

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