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Official data from INPI

CUNJUNTO DE TUBEIRA EM COMBINAÇÃO COM UM MAÇARICO DE PLASMA.

Em AnáliseInvention Patent

Application data

Number

PI8005404

Type

Invention Patent

Filing

08/27/1980

Publication

-

Progress at the INPI

  1. Filing08/27/80
  2. Publication
  3. Examination10/19/82
  4. Allowance12/04/84
  5. Grant05/28/85
  6. Expired09/26/95

The letters patent expired on 09/26/1995: 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: 07/05/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. A. (pessoa física)

US

Inventors

Y. J. (pessoa física)

Technical data

IPC Classification

Priority claims

US

070.526 · 08/28/1979

US

170.040 · 07/18/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Pedido de licença compulsória

#20.1

07/05/1988

RPI 924

Concessão da patente

#16.1

05/28/1985

RPI 762

Notificação para pagamento de retribuição

#13.1

04/09/1985

RPI 755

Deferimento

#9.1

12/04/1984

RPI 737

Exigência - art. 36 da LPI

#6.1

08/14/1984

RPI 721

Exigência - art. 36 da LPI

#6.1

11/08/1983

RPI 681

Solicitação de exame técnico

#4.1

10/19/1982

RPI 626

Carta-patente expirada

#21.1

09/26/1995

RPI 1295

Pedido de licença compulsória

#20.1

01/05/1993

RPI 1153

20.3

08/25/1992

RPI 1134

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