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Official data from INPI

Composição restauradora de dentes, aperfeiçoada, opaca a radiação, e composição de carga em partículas.

ConcedidaInvention Patent

Application data

Number

PI7905974

Type

Invention Patent

Filing

09/19/1979

Publication

-

Progress at the INPI

  1. Filing09/19/79
  2. Publication
  3. Examination06/28/83
  4. Allowance05/17/88
  5. Grant10/25/88
  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: 10/25/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Colgate-Palmolive Company

US

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Inventors

T. S. (pessoa física)

Technical data

IPC Classification

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

10/25/1988

RPI 940

Notificação para pagamento de retribuição

#13.1

09/06/1988

RPI 933

Deferimento

#9.1

05/17/1988

RPI 917

Conhecimento de parecer técnico

#7.1

02/21/1984

RPI 696

Solicitação de exame técnico

#4.1

06/28/1983

RPI 662

Carta-patente expirada

#21.1

04/25/1995

RPI 1273

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