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Official data from INPI

PISTOLA PULVERIZADORA TÉRMICA PARA PROJETAR UMA CORRENTE DE PULVERIZAÇÃO EM FORMA DE LEQUE

PublicadaInvention Patent

Application data

Number

PI8900465

Type

Invention Patent

Filing

02/02/1989

Publication

10/03/1989

Progress at the INPI

  1. Filing02/02/89
  2. Publication10/03/89
  3. Examination11/12/91
  4. Allowance01/05/93
  5. Grant06/29/93
  6. Expired12/15/09

The letters patent expired on 12/15/2009: 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: 10/03/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

T. C. (pessoa física)

US

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Inventors

M. S. (pessoa física)

R. G. (pessoa física)

Technical data

IPC Classification

Priority claims

US

152,196 · 02/04/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

10/03/1989

RPI 989

Pedido de patente depositado

#2.1

03/28/1989

RPI 962

Carta-patente expirada

#21.1

Patente extinta em 02/02/2004

12/15/2009

RPI 2032

Concessão da patente

#16.1

06/29/1993

RPI 1178

Notificação para pagamento de retribuição

#13.1

04/27/1993

RPI 1169

Deferimento

#9.1

01/05/1993

RPI 1153

Solicitação de exame técnico

#4.1

11/12/1991

RPI 1093

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