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Official data from INPI

UNIDADE DE FUSÃO E BOMBEAMENTO DE ADESIVOS TERMOPLÁSTICOS

ConcedidaInvention Patent

Application data

Number

PI8405433

Type

Invention Patent

Filing

10/25/1984

Publication

10/29/1985

Progress at the INPI

  1. Filing10/25/84
  2. Publication10/29/85
  3. Examination04/29/86
  4. Allowance09/15/87
  5. Grant09/26/89
  6. Expired07/08/08

The letters patent expired on 07/08/2008: 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: 09/26/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

E. C. (pessoa física)

SP, BR

Inventors

E. C. (pessoa física)

BR

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

09/26/1989

RPI 988

Notificação para pagamento de retribuição

#13.1

05/23/1989

RPI 970

15.5

12/13/1988

RPI 947

Solicitação de exame técnico

#4.1

10/13/1987

RPI 886

Deferimento

#9.1

09/15/1987

RPI 882

Solicitação de exame técnico

#4.1

04/29/1986

RPI 810

Publicação antecipada

#3.2

10/29/1985

RPI 784

Pedido de patente depositado

#2.1

01/08/1985

RPI 742

Carta-patente expirada

#21.1

Patente extinta em 25/10/99

07/08/2008

RPI 1957

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