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Official data from INPI

PROCESSO PARA O TINGIMENTO DE MATERIAL TÊXTIL DE CELULOSE NÃO PREVIAMENTE PURIFICADO.

ConcedidaInvention Patent

Application data

Number

PI8000126

Type

Invention Patent

Filing

01/09/1980

Publication

-

Progress at the INPI

  1. Filing01/09/80
  2. Publication
  3. Examination12/07/82
  4. Allowance07/10/84
  5. Grant01/29/85
  6. In force01/09/00

The patent was granted on 01/29/1985 and is in force until 01/09/2000. Until then, no one may make, use or sell the invention in Brazil without the owner's authorisation.

Protection valid until:01/09/2000

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Latest action published by the INPI: 01/29/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Ciba-Geigy AG

CH

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Inventors

A. H. (pessoa física)

Technical data

IPC Classification

Priority claims

CH

218/79-5 · 01/10/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

01/29/1985

RPI 745

Notificação para pagamento de retribuição

#13.1

10/23/1984

RPI 731

Deferimento

#9.1

07/10/1984

RPI 716

Exigência - art. 36 da LPI

#6.1

12/20/1983

RPI 687

Solicitação de exame técnico

#4.1

12/07/1982

RPI 633

22.2

04/22/1997

RPI 1377

Carta-patente expirada

#21.1

05/16/1995

RPI 1276

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