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Official data from INPI

ACUMULADOR DE CALOR LATENTE, E, PROCESSO PARA A PRODUÇÃO DE UM ACUMULADOR DE CALOR LATENTE E USO

Em AnáliseInvention Patent

Application data

Number

PI8204808

Type

Invention Patent

Filing

08/17/1982

Publication

08/02/1983

Progress at the INPI

  1. Filing08/17/82
  2. Publication08/02/83
  3. Examination09/17/85
  4. Allowance07/25/89
  5. Grant02/06/90
  6. Terminated01/03/95

The patent was granted on 02/06/1990 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: 11/21/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

I. A. (pessoa física)

LI

Inventors

M. S. (pessoa física)

Technical data

IPC Classification

Priority claims

CH

5351/81-0 · 08/19/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Notificação para pagamento de retribuição

#13.1

11/21/1989

RPI 996

Deferimento

#9.1

07/25/1989

RPI 979

Exigência - art. 36 da LPI

#6.1

01/17/1989

RPI 952

14.1

04/26/1988

RPI 914

Solicitação de exame técnico

#4.1

09/17/1985

RPI 778

Publicação do pedido de patente

#3.1

08/02/1983

RPI 667

Pedido de patente depositado

#2.1

09/28/1982

RPI 623

Anuidade - prazo legal encerrado

#18.2

01/03/1995

RPI 1257

Concessão da patente

#16.1

02/06/1990

RPI 1005

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