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Official data from INPI

PROCESSO PARA FABRICACAO DE UM PO DE LAVAGEM CONTENDO SABAO

Em AnáliseInvention Patent

Application data

Number

PI7902830

Type

Invention Patent

Filing

05/11/1978

Publication

-

Progress at the INPI

  1. Filing05/11/78
  2. Publication
  3. Examination11/10/81
  4. Allowance06/26/84
  5. Grant12/26/84
  6. Expired07/26/94

The letters patent expired on 07/26/1994: 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: 08/19/1986. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

UNILEVER NV

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Inventors

M. J. (pessoa física)

N. R. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Cessão de direito de exploração

#22.1

08/19/1986

RPI 826

Concessão da patente

#16.1

12/26/1984

RPI 740

Notificação para pagamento de retribuição

#13.1

10/23/1984

RPI 731

Deferimento

#9.1

06/26/1984

RPI 714

Exigência - art. 36 da LPI

#6.1

12/20/1983

RPI 687

6.2

05/25/1982

RPI 605

Solicitação de exame técnico

#4.1

11/10/1981

RPI 577

Carta-patente expirada

#21.1

07/26/1994

RPI 1234

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