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Official data from INPI

PROCESSO PARA A OBTENÇÀO DE CETONAS.

ConcedidaInvention Patent

Application data

Number

PI7907679

Type

Invention Patent

Filing

11/27/1979

Publication

-

Progress at the INPI

  1. Filing11/27/79
  2. Publication
  3. Examination09/14/82
  4. Allowance01/15/85
  5. Grant07/30/85
  6. Terminated09/25/90

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: 07/30/1985. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

H. A. (pessoa física)

DE

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Inventors

S. G. (pessoa física)

S. W. (pessoa física)

Technical data

Priority claims

DE

P 28 51 371.5 · 11/28/1978

DE

P 29 41 391.0 · 10/12/1979

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

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

04/23/1985

RPI 757

Deferimento

#9.1

01/15/1985

RPI 743

Exigência - art. 36 da LPI

#6.1

07/26/1983

RPI 666

Solicitação de exame técnico

#4.1

09/14/1982

RPI 621

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C07C 45/41; C07C 49/203; C07C 49/213; C07C 49/233; C07C 49/255; C07C 79/36; C07D 307/46; C07D 333/22.

03/27/2018

RPI 2464

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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