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Official data from INPI

DISPOSITIVO DE CONTROLE DE PROJETORES DE DIAPOSITIVOS

Em AnáliseInvention Patent

Application data

Number

PI7806463

Type

Invention Patent

Filing

09/29/1978

Publication

-

Progress at the INPI

  1. Filing09/29/78
  2. Publication
  3. Examination
  4. Allowance10/06/81
  5. Grant07/27/82
  6. Terminated06/14/88

The patent was granted on 07/27/1982 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: 06/14/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

S. L. (pessoa física)

Inventors

S. L. (pessoa física)

Technical data

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Anuidade - prazo legal encerrado

#18.2

06/14/1988

RPI 921

Concessão da patente

#16.1

07/27/1982

RPI 614

Notificação para pagamento de retribuição

#13.1

02/02/1982

RPI 589

Deferimento

#9.1

10/06/1981

RPI 572

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