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Official data from INPI

PROCESSO PARA MELHORAR A LIGAÇÃO DE UMA BORRACHA DE SILICONE VULCANIZADA A UMA SUPERFÍCIE DE UM SUBSTRATO.

Em AnáliseInvention Patent

Application data

Number

PI7905626

Type

Invention Patent

Filing

08/31/1979

Publication

-

Progress at the INPI

  1. Filing08/31/79
  2. Publication
  3. Examination12/29/81
  4. Allowance03/07/84
  5. Grant08/28/84
  6. Terminated07/12/88

The patent was granted on 08/28/1984 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.

Talk to a specialist

Latest action published by the INPI: 07/12/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. C. (pessoa física)

US

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Inventors

M. M. (pessoa física)

Technical data

Priority claims

US

939.025 · 09/01/1978

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

07/12/1988

RPI 925

Concessão da patente

#16.1

08/28/1984

RPI 723

Notificação para pagamento de retribuição

#13.1

06/26/1984

RPI 714

Deferimento

#9.1

03/07/1984

RPI 698

Exigência - art. 36 da LPI

#6.1

09/06/1983

RPI 672

6.2

06/22/1982

RPI 609

Solicitação de exame técnico

#4.1

12/29/1981

RPI 584

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