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Official data from INPI

RECIPIENTE PARA LÍQUIDO; RETENTOR; APARELHO ELETROSTÁTICA DE UM LÍQUIDO, E, PULVERIZADOR

ConcedidaInvention Patent

Application data

Number

PI7906098

Type

Invention Patent

Filing

09/24/1979

Publication

-

Progress at the INPI

  1. Filing09/24/79
  2. Publication
  3. Examination06/08/82
  4. Allowance05/23/89
  5. Grant11/28/89
  6. Expired04/25/95

The letters patent expired on 04/25/1995: 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: 11/28/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Imperial Chemical Industries Plc.

GB

See this company's full portfolio

Inventors

R. C. (pessoa física)

GB

Technical data

IPC Classification

Priority claims

GB

38180/80 · 09/26/1978

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/28/1989

RPI 997

Notificação para pagamento de retribuição

#13.1

09/19/1989

RPI 987

Deferimento

#9.1

05/23/1989

RPI 970

14.4

12/09/1986

RPI 842

Exigência - art. 36 da LPI

#6.1

02/22/1983

RPI 644

Solicitação de exame técnico

#4.1

06/08/1982

RPI 607

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. A classificação IPC anterior era B05B 5/02.

03/27/2018

RPI 2464

Carta-patente expirada

#21.1

04/25/1995

RPI 1273

Pedido de licença compulsória

#20.1

01/03/1995

RPI 1257

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