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Official data from INPI

COMPOSIÇÃO HETEROGÊNEA, MÉTODO DE LIMPAR UMA LENTE DE CONTATO E PROCESSO PARA A PREPARAÇÃO DE UMA COMPOSIÇÃO.

PublicadaInvention Patent

Application data

Number

PI8701504

Type

Invention Patent

Filing

04/02/1987

Publication

01/19/1988

Progress at the INPI

  1. Filing04/02/87
  2. Publication01/19/88
  3. Abandoned
  4. Allowance
  5. Grant
  6. In force

The application was abandoned: examination was not requested within the 36 months following the 04/02/1987 filing, the deadline set by art. 33 of the Brazilian IP Act. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 01/19/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ciba-Geigy Ag.

CH

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Inventors

K. S. (pessoa física)

US

L. W. (pessoa física)

US

Technical data

Priority claims

US

847.986 · 04/03/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

01/19/1988

RPI 900

Pedido de patente depositado

#2.1

07/28/1987

RPI 875

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C11D 3/22; A61K 7/00; C11D 7/26; G02C 13/00; C11D 7/50; C11D 17/00.

03/27/2018

RPI 2464

Arquivamento - Art. 33 da LPI

#11.1

12/04/1990

RPI 1044

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