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Official data from INPI

PRODUTOS DETERGENTES

ConcedidaInvention PatentPCT · GB1979000189

Application data

Number

PI7908912

Type

Invention Patent

Filing

11/16/1979

Publication

-

PCT

GB1979000189

Progress at the INPI

  1. Filing11/16/79
  2. Publication
  3. Examination09/28/82
  4. Allowance05/09/89
  5. Grant08/29/89
  6. Expired05/09/95

The letters patent expired on 05/09/1995: 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: 08/29/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Unilever N.V

NL

Unilever N.V.

NL

See this company's full portfolio

Inventors

C. S. (pessoa física)

GB

D. C. (pessoa física)

GB

J. D. (pessoa física)

GB

J. T. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

45105/78 · 11/17/1978

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

08/29/1989

RPI 984

100

05/09/1989

RPI 968

Petição de recurso

#12.2

12/02/1986

RPI 841

Indeferimento

#9.2

08/26/1986

RPI 827

Exigência - art. 36 da LPI

#6.1

07/02/1985

RPI 767

Republicação - classificação IPC

#15.11

10/16/1984

RPI 730

Exigência - art. 36 da LPI

#6.1

10/16/1984

RPI 730

Exigência - art. 36 da LPI

#6.1

05/08/1984

RPI 707

Solicitação de exame técnico

#4.1

09/28/1982

RPI 623

Carta-patente expirada

#21.1

05/09/1995

RPI 1275

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