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Official data from INPI

ALIMENTADOR TIPO CORNETA CÔNICA CORRUGADA.

ConcedidaUtility Model

Application data

Number

MU6200605

Type

Utility Model

Filing

05/05/1982

Publication

12/13/1983

Progress at the INPI

  1. Filing05/05/82
  2. Publication12/13/83
  3. Examination05/15/84
  4. Allowance05/13/86
  5. Grant06/02/87
  6. Expired12/07/93

The letters patent expired on 12/07/1993: 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: 06/02/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Conselho Nacional de Desenvolvimento Científico e Tecnológico - CNPQ

DF, BR

Instituto de Pesquisas Espaciais - INPE

SP, BR

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Inventors

M. I. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/02/1987

RPI 867

14.1

12/23/1986

RPI 844

Notificação para pagamento de retribuição

#13.1

09/02/1986

RPI 828

Deferimento

#9.1

05/13/1986

RPI 812

Exigência - art. 36 da LPI

#6.1

04/23/1985

RPI 757

Solicitação de exame técnico

#4.1

05/15/1984

RPI 708

Publicação do pedido de patente

#3.1

12/13/1983

RPI 686

Pedido de patente depositado

#2.1

06/22/1982

RPI 609

Carta-patente expirada

#21.1

12/07/1993

RPI 1201

20.4

06/19/1990

RPI 1023

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