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Official data from INPI

SEM TITULO

Em AnáliseInvention Patent

Application data

Number

PI8300834

Type

Invention Patent

Filing

09/01/1983

Publication

11/16/1983

Progress at the INPI

  1. Filing09/01/83
  2. Publication11/16/83
  3. Examination02/14/84
  4. Allowance08/12/86
  5. Grant04/28/87
  6. Terminated10/10/89

The patent was granted on 04/28/1987 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: 10/10/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

UGINE KUHLMANN [FR]

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Inventors

B. S. (pessoa física)

B. H. (pessoa física)

C. A. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

10/10/1989

RPI 990

Concessão da patente

#16.1

04/28/1987

RPI 862

Notificação para pagamento de retribuição

#13.1

12/02/1986

RPI 841

Deferimento

#9.1

08/12/1986

RPI 825

Republicação - classificação IPC

#15.11

01/14/1986

RPI 795

Exigência - art. 36 da LPI

#6.1

12/31/1985

RPI 793

Solicitação de exame técnico

#4.1

02/14/1984

RPI 695

Publicação do pedido de patente

#3.1

11/16/1983

RPI 682

Pedido de patente depositado

#2.1

04/05/1983

RPI 650

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