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Official data from INPI

PROCESSO APERFEIÇOADO PARA ARMAZENAGEM E RECUPERAÇÃO TÉRMICAS, APARELHO APERFEIÇOADO PARA ARMAZENAGEM TÉRMICA E APARELHO DISTRIBUIDOR DE REFRIGERANTE LÍQUIDO DE MÚLTIPLAS PEÇAS

PublicadaInvention Patent

Application data

Number

PI8900673

Type

Invention Patent

Filing

02/15/1989

Publication

10/10/1989

Progress at the INPI

  1. Filing02/15/89
  2. Publication10/10/89
  3. Examination08/14/90
  4. Allowance03/17/92
  5. Grant02/24/93
  6. Terminated10/24/95

The patent was granted on 02/24/1993 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: 10/10/1989. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Baltimore Aircoil Company, Inc

US

See this company's full portfolio

Inventors

E. S. (pessoa física)

US

L. H. (pessoa física)

US

R. M. (pessoa física)

US

T. C. (pessoa física)

US

Technical data

IPC Classification

Priority claims

US

155,869 · 02/16/1988

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Publicação do pedido de patente

#3.1

10/10/1989

RPI 990

Pedido de patente depositado

#2.1

03/28/1989

RPI 962

Anuidade - prazo legal encerrado

#18.2

10/24/1995

RPI 1299

Concessão da patente

#16.1

02/24/1993

RPI 1160

Notificação para pagamento de retribuição

#13.1

08/11/1992

RPI 1132

Deferimento

#9.1

03/17/1992

RPI 1111

Solicitação de exame técnico

#4.1

08/14/1990

RPI 1028

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