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Official data from INPI

PROCESSO PARA TESTAR OS CONTROLES ELETRÔNICOS DE UNIDADE DE REFRIGERAÇÃO.

Em AnáliseInvention Patent

Application data

Number

PI8501547

Type

Invention Patent

Filing

04/02/1985

Publication

11/26/1985

Progress at the INPI

  1. Filing04/02/85
  2. Publication11/26/85
  3. Examination05/20/86
  4. Allowance03/16/93
  5. Grant09/28/93
  6. Expired07/15/08

The letters patent expired on 07/15/2008: the term of protection has ended. The technology is in the public domain and may be freely used in Brazil.

Talk to a specialist

Latest action published by the INPI: 05/20/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

C. C. (pessoa física)

US

See this company's full portfolio

Inventors

R. L. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

597.330 · 04/06/1984

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Solicitação de exame técnico

#4.1

05/20/1986

RPI 813

Publicação do pedido de patente

#3.1

11/26/1985

RPI 788

Pedido de patente depositado

#2.1

06/25/1985

RPI 766

Carta-patente expirada

#21.1

Patente extinta em 02/04/2000

07/15/2008

RPI 1958

Concessão da patente

#16.1

09/28/1993

RPI 1191

Notificação para pagamento de retribuição

#13.1

07/06/1993

RPI 1179

Deferimento

#9.1

03/16/1993

RPI 1163

Republicação - classificação IPC

#15.11

10/06/1992

RPI 1140

Exigência - art. 36 da LPI

#6.1

07/14/1992

RPI 1128

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