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Official data from INPI

COMPOSIÇÕES DE SILICONE OTICAMENTE CLARAS CURÁVEIS PARA PROVEREM ELASTÔMEROS.

ArquivadaInvention Patent

Application data

Number

PI8108633

Type

Invention Patent

Filing

05/28/1981

Publication

04/13/1982

Progress at the INPI

  1. Filing05/28/81
  2. Publication04/13/82
  3. Abandoned04/12/83
  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.

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Latest action published by the INPI: 04/02/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. C. (pessoa física)

US

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Inventors

C. H. (pessoa física)

P. K. (pessoa física)

Technical data

IPC Classification

Priority claims

US

156.003 · 06/03/1980

US

81/00731 · 05/28/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Arquivamento - Art. 36 §1° da LPI

#11.2

04/02/1985

RPI 754

Exigência - art. 36 da LPI

#6.1

09/11/1984

RPI 725

Solicitação de exame técnico

#4.1

04/12/1983

RPI 651

Notificação de entrada na fase nacional - PCT

#1.3

04/13/1982

RPI 599

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