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Official data from INPI

DISPENSADOR PARA PRODUTOS PASTOSOS

ConcedidaInvention Patent

Application data

Number

PI8307420

Type

Invention Patent

Filing

06/29/1982

Publication

06/05/1984

Progress at the INPI

  1. Filing06/29/82
  2. Publication06/05/84
  3. Examination09/25/84
  4. Allowance07/02/85
  5. Grant12/31/85
  6. Expired08/19/08

The letters patent expired on 08/19/2008: 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: 12/31/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

WISCHERATH JOSEF GMBH CO KG [DE]

Inventors

E. [. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

12/31/1985

RPI 793

Notificação para pagamento de retribuição

#13.1

10/22/1985

RPI 783

Deferimento

#9.1

07/02/1985

RPI 767

Solicitação de exame técnico

#4.1

09/25/1984

RPI 727

Notificação de entrada na fase nacional - PCT

#1.3

06/05/1984

RPI 711

Carta-patente expirada

#21.1

Patente extinta em 29/06/98

08/19/2008

RPI 1963

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