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Official data from INPI

COMPOSIÇÕES QUE INCLUEM MERCAPTOORGANOPO-LISSILOXANAS E SAIS ESTÂNICOS DE ÁCIDOS CARBOXÍLICOS.

Em AnáliseInvention Patent

Application data

Number

PI8008947

Type

Invention Patent

Filing

10/20/1980

Publication

10/20/1981

Progress at the INPI

  1. Filing10/20/80
  2. Publication10/20/81
  3. Examination08/02/83
  4. Allowance01/15/85
  5. Grant07/30/85
  6. Terminated11/16/88

The patent was granted on 07/30/1985 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: 11/16/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

D. C. (pessoa física)

US

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Inventors

C. L. (pessoa física)

H. G. (pessoa física)

Technical data

IPC Classification

Priority claims

US

099,299 · 12/03/1979

US

PCT/80/01407 · 10/20/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

11/16/1988

RPI 943

Concessão da patente

#16.1

07/30/1985

RPI 771

Notificação para pagamento de retribuição

#13.1

05/07/1985

RPI 759

Republicação - classificação IPC

#15.11

04/16/1985

RPI 756

Deferimento

#9.1

01/15/1985

RPI 743

Exigência - art. 36 da LPI

#6.1

02/14/1984

RPI 695

Solicitação de exame técnico

#4.1

08/02/1983

RPI 667

Notificação de entrada na fase nacional - PCT

#1.3

10/20/1981

RPI 574

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