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Official data from INPI

PROCESSO PARA PREPARAR UM ÉSTER ALFA-CIANO

ConcedidaInvention Patent

Application data

Number

PI8200713

Type

Invention Patent

Filing

02/10/1982

Publication

12/21/1982

Progress at the INPI

  1. Filing02/10/82
  2. Publication12/21/82
  3. Examination11/06/84
  4. Allowance10/14/86
  5. Grant06/30/87
  6. Terminated07/18/95

The patent was granted on 06/30/1987 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: 06/30/1987. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

F. C. (pessoa física)

US

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Inventors

J. B. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

233,756 · 02/12/1981

US

233,795 · 02/12/1981

US

233,808 · 02/12/1981

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

06/30/1987

RPI 871

Notificação para pagamento de retribuição

#13.1

03/10/1987

RPI 855

Deferimento

#9.1

10/14/1986

RPI 834

Exigência - art. 36 da LPI

#6.1

07/30/1985

RPI 771

Solicitação de exame técnico

#4.1

11/06/1984

RPI 733

Publicação do pedido de patente

#3.1

12/21/1982

RPI 635

Pedido de patente depositado

#2.1

03/30/1982

RPI 597

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C07C 121/34; C07D 213/64; C07C 255/53; C07C 67/00; C07C 255/00; C07D 213/00.

03/27/2018

RPI 2464

Anuidade - prazo legal encerrado

#18.2

07/18/1995

RPI 1285

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