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Official data from INPI

FIBRAS QUE CONTÊM LUBRIFICANTE E COMPOSIÇÕES LUBRIFICANTES PARA AS MESMAS.

ConcedidaInvention Patent

Application data

Number

PI8108802

Type

Invention Patent

Filing

08/21/1981

Publication

08/24/1982

Progress at the INPI

  1. Filing08/21/81
  2. Publication08/24/82
  3. Examination06/21/83
  4. Allowance05/17/88
  5. Grant11/29/88
  6. Terminated06/27/95

The patent was granted on 11/29/1988 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: 11/29/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. C. (pessoa física)

US

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Inventors

S. [. (pessoa física)

Technical data

Priority claims

US

189.494 · 09/22/1980

US

81/01128 · 08/21/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

11/29/1988

RPI 945

Notificação para pagamento de retribuição

#13.1

09/06/1988

RPI 933

Deferimento

#9.1

05/17/1988

RPI 917

Republicação - classificação IPC

#15.11

05/14/1985

RPI 760

Exigência - art. 36 da LPI

#6.1

05/29/1984

RPI 710

Solicitação de exame técnico

#4.1

06/21/1983

RPI 661

Notificação de entrada na fase nacional - PCT

#1.3

08/24/1982

RPI 618

Anuidade - prazo legal encerrado

#18.2

06/27/1995

RPI 1282

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