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Official data from INPI

PROCESSO PARA FABRICAÇÃO DE 3-PICOLINA

ConcedidaInvention Patent

Application data

Number

PI8201461

Type

Invention Patent

Filing

03/17/1982

Publication

02/01/1983

Progress at the INPI

  1. Filing03/17/82
  2. Publication02/01/83
  3. Examination02/26/85
  4. Allowance09/02/86
  5. Grant06/02/87
  6. Terminated11/15/94

The patent was granted on 06/02/1987 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

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Latest action published by the INPI: 06/02/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Lonza S.A.

CH

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Inventors

R. D. (pessoa física)

CH

Technical data

IPC Classification

Priority claims

CH

1836/81 · 03/18/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/02/1987

RPI 867

Notificação para pagamento de retribuição

#13.1

12/23/1986

RPI 844

Deferimento

#9.1

09/02/1986

RPI 828

Exigência - art. 36 da LPI

#6.1

11/19/1985

RPI 787

Solicitação de exame técnico

#4.1

02/26/1985

RPI 749

Publicação do pedido de patente

#3.1

02/01/1983

RPI 641

Pedido de patente depositado

#2.1

04/27/1982

RPI 601

Anuidade - prazo legal encerrado

#18.2

11/15/1994

RPI 1250

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