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Official data from INPI

FORNO DE CÂMARAS ORDENADO EM BATERIAS PARA A PRODUÇÃO DE COQUE E GÁS

Em AnáliseInvention Patent

Application data

Number

PI8201211

Type

Invention Patent

Filing

03/08/1982

Publication

01/18/1983

Progress at the INPI

  1. Filing03/08/82
  2. Publication01/18/83
  3. Examination06/14/83
  4. Allowance08/06/85
  5. Grant03/25/86
  6. Terminated05/24/88

The patent was granted on 03/25/1986 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/24/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. Otto & Comp. GMBH

DE

Inventors

H. T. (pessoa física)

DE

Technical data

IPC Classification

Priority claims

DE

P 31 11 476.8 · 03/24/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

05/24/1988

RPI 918

Concessão da patente

#16.1

03/25/1986

RPI 805

Notificação para pagamento de retribuição

#13.1

12/10/1985

RPI 790

Deferimento

#9.1

08/06/1985

RPI 772

Solicitação de exame técnico

#4.1

06/14/1983

RPI 660

Publicação do pedido de patente

#3.1

01/18/1983

RPI 639

Pedido de patente depositado

#2.1

04/20/1982

RPI 600

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