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Official data from INPI

ESTRUTURA DE CONJUNTO DE ENCHIMENTO TIPO SALPICO.

ConcedidaInvention Patent

Application data

Number

PI7907310

Type

Invention Patent

Filing

11/12/1979

Publication

-

Progress at the INPI

  1. Filing11/12/79
  2. Publication
  3. Examination03/30/82
  4. Allowance10/26/82
  5. Grant05/31/83
  6. Terminated09/25/90

The patent was granted on 05/31/1983 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: 05/31/1983. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Baltimore Aircoil Company Inc

US

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Inventors

C. R. (pessoa física)

S. E. (pessoa física)

Technical data

IPC Classification

Priority claims

US

960.146 · 11/13/1978

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Concessão da patente

#16.1

05/31/1983

RPI 658

Notificação para pagamento de retribuição

#13.1

03/15/1983

RPI 647

Deferimento

#9.1

10/26/1982

RPI 627

Solicitação de exame técnico

#4.1

03/30/1982

RPI 597

Anuidade - prazo legal encerrado

#18.2

09/25/1990

RPI 1034

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