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Official data from INPI

SISTEMA DE AQUECIMENTO DE CONCHA DE FUNDICO COM FECHO DE AR E BLINDAGEM CONTRA CALOR

Em AnáliseInvention Patent

Application data

Number

PI8108696

Type

Invention Patent

Filing

07/10/1980

Publication

06/01/1982

Progress at the INPI

  1. Filing07/10/80
  2. Publication06/01/82
  3. Examination10/19/82
  4. Allowance01/02/85
  5. Grant07/30/85
  6. Terminated05/24/88

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.

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

CADRE CORP

Inventors

D. H. (pessoa física)

Technical data

IPC Classification

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

07/30/1985

RPI 771

Notificação para pagamento de retribuição

#13.1

04/23/1985

RPI 757

Deferimento

#9.1

01/02/1985

RPI 741

Exigência - art. 36 da LPI

#6.1

06/12/1984

RPI 712

Solicitação de exame técnico

#4.1

10/19/1982

RPI 626

Notificação de entrada na fase nacional - PCT

#1.3

06/01/1982

RPI 606

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