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Official data from INPI

APARELHO PEDIATRICO UMIDIFICADOR E AQUECEDOR PARA UM GAS RESPIRAVEL

ConcedidaInvention Patent
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Application data

Number

PI7906796

Type

Invention Patent

Filing

02/15/1979

Publication

-
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Progress at the INPI

  1. Filing02/15/79
  2. Publication
  3. Examination07/27/82
  4. Allowance01/10/84
  5. Grant06/26/84
  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.

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Latest action published by the INPI: 06/26/1984. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

KENDALL & CO

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Inventors

F. M. (pessoa física)

M. K. (pessoa física)

Technical data

IPC Classification

A61M 15/00

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/26/1984

RPI 714

Notificação para pagamento de retribuição

#13.1

05/02/1984

RPI 706

Deferimento

#9.1

01/10/1984

RPI 690

Exigência - art. 36 da LPI

#6.1

09/06/1983

RPI 672

Exigência - art. 36 da LPI

#6.1

04/12/1983

RPI 651

Solicitação de exame técnico

#4.1

07/27/1982

RPI 614

Carta-patente expirada

#21.1

04/25/1995

RPI 1273

Pedido de licença compulsória

#20.1

11/13/1990

RPI 1041

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