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Official data from INPI

FORNO E COQUEIFICAÇÃO DE MODO REGENERATIVO.

Em AnáliseInvention Patent

Application data

Number

PI7905697

Type

Invention Patent

Filing

09/05/1979

Publication

-

Progress at the INPI

  1. Filing09/05/79
  2. Publication
  3. Examination
  4. Allowance01/15/85
  5. Grant07/30/85
  6. Terminated07/12/88

The patent was granted on 07/30/1985 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: 07/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Dr. C. Otto & Comp. Gmbh

DE

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Inventors

W. F. (pessoa física)

Technical data

IPC Classification

Priority claims

DE

P 28 38 719.1 · 09/06/1978

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

07/12/1988

RPI 925

Concessão da patente

#16.1

07/30/1985

RPI 771

Notificação para pagamento de retribuição

#13.1

05/07/1985

RPI 759

Deferimento

#9.1

01/15/1985

RPI 743

Republicação - classificação IPC

#15.11

09/25/1984

RPI 727

Exigência - art. 36 da LPI

#6.1

03/27/1984

RPI 701

6.2

04/06/1982

RPI 598

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