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Official data from INPI

CÉLULA ELETROQUÍMICA NÃO-AQUOSA.

Em AnáliseInvention Patent

Application data

Number

PI7907083

Type

Invention Patent

Filing

10/31/1979

Publication

-

Progress at the INPI

  1. Filing10/31/79
  2. Publication
  3. Examination10/13/82
  4. Allowance08/09/83
  5. Grant03/27/84
  6. Terminated06/14/88

The patent was granted on 03/27/1984 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

P.R. Mallory & Co. Inc.

US

Inventors

B. W. (pessoa física)

D. A. (pessoa física)

M. J. (pessoa física)

Technical data

IPC Classification

Priority claims

US

956.833 · 11/02/1978

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

03/27/1984

RPI 701

Notificação para pagamento de retribuição

#13.1

11/29/1983

RPI 684

Deferimento

#9.1

08/09/1983

RPI 668

Republicação - classificação IPC

#15.11

04/26/1983

RPI 653

Exigência - art. 36 da LPI

#6.1

03/29/1983

RPI 649

Solicitação de exame técnico

#4.1

10/13/1982

RPI 625

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