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Official data from INPI

PROCESSO E RECIPIENTE DE REFRIGERAÇÃO PARA A REGULAGEM OU PRESERVAÇÃO DE UMA ATMOSFERA REFRIGERADA, ADEQUADA ESPECIALMENTE A UM MATERIAL DEPOSITADO EM UM RECIPIENTE DE REFRIGERAÇÃO

Em AnáliseInvention Patent
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Application data

Number

PI8700708

Type

Invention Patent

Filing

02/17/1987

Publication

12/15/1987
View on INPI

Progress at the INPI

  1. Filing02/17/87
  2. Publication12/15/87
  3. Examination04/05/88
  4. Allowance01/02/90
  5. Grant08/28/90
  6. Terminated12/31/96

The patent was granted on 08/28/1990 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: 04/05/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Franz Welz Internationale Transporte Gesellschaft Mit Beschraenkter Haftung

AT

Inventors

D. R. (pessoa física)

DE

R. W. (pessoa física)

AT

Technical data

IPC Classification

B65D 88/74F25B 9/00F25D 17/00

Priority claims

AT

A 401/86 · 02/17/1986

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

04/05/1988

RPI 911

Publicação do pedido de patente

#3.1

12/15/1987

RPI 895

Pedido de patente depositado

#2.1

06/09/1987

RPI 868

Anuidade - prazo legal encerrado

#18.2

12/31/1996

RPI 1361

Concessão da patente

#16.1

08/28/1990

RPI 1030

Notificação para pagamento de retribuição

#13.1

04/24/1990

RPI 1015

Deferimento

#9.1

01/02/1990

RPI 1000

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