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Official data from INPI

PROCESSO PARA MODIFICAÇÃO DE SUPERFÍCIES DE UM SILICATO DE RETÍCULO EM CAMADAS E DE UMA ARGILA DE ALUMINOSSILICATO, COMPOSIÇÃO DE MATÉRIA, PRODUTO E SISTEMA DE RESINA CARREGADA

ArquivadaInvention PatentPCT · US1987000920

Application data

Number

PI8707727

Type

Invention Patent

Filing

04/17/1987

Publication

10/31/1989

PCT

US1987000920

Progress at the INPI

  1. Filing04/17/87
  2. Publication10/31/89
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 04/17/1987 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 10/31/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E.C.C. America, Inc

US

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Inventors

C. R. (pessoa física)

J. S. (pessoa física)

W. D. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação de entrada na fase nacional - PCT

#1.3

10/31/1989

RPI 993

Arquivamento - Art. 33 da LPI

#11.1

04/30/1991

RPI 1065

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