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US3195374A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of making an electrically insulated joint

Assignee: Producto Machine Co
•
Filing: 1963-04-03
•
Granted: 1965-07-20
•
Expires: 1983-04-03
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Abstract

No abstract record available.

Inventors

  • 👤 Harland H Coffin

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-05 01:47
CPC Classifications
H; H01; H01R; H01R43/00

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 87 words
THE METHOD OF MAKING A DIE SET HAVING MALE AND FEMALE MATING ELEMENTS JOINED BY A PRESS FIT WHICH COMPRISES PROVIDING A LAYER OF BONDING MATERIAL ON A SURFACE OF ONE OF SAID MATING ELEMENTS; SPRAYING A CERAMIC OXIDE ONTO SAID BONDING MATERIAL SO AS TO PROVIDE AN INTEGRAL CERAMIC COATING ON, THE SURFACE OF ONE OF SAID MATING ELEMENTS; APPLYING A COATING OF METAL ON TOP OF SAID CERAMIC COATING; MACHINING SAID LAST MENTIONED METAL COATING TO A PRECISE DIMENSION; AND PRESSING SAID MATING ELEMENTS TOGETHER.
Claim 2
Independent Claim 87 words
THE METHOD OF MAKING A DIE SET HAVING MALE AND FEMALE MATING ELEMENTS JOINED BY A PRESS FIT WHICH COMPRISES PROVIDING A LAYER OF BONDING MATERIAL ON A SURFACE OF ONE OF SAID MATING ELEMENTS; SPRAYING A CERAMIC OXIDE ONTO SAID BONDING MATERIAL SO AS TO PROVIDE AN INTEGRAL CERAMIC COATING ON, THE SURFACE OF ONE OF SAID MATING ELEMENTS; APPLYING A COATING OF METAL ON TOP OF SAID CERAMIC COATING; MACHINING SAID LAST MENTIONED METAL COATING TO A PRECISE DIMENSION; AND PRESSING SAID MATING ELEMENTS TOGETHER.

References Cited (Backward Citations)

US855471A Cited
US2274961A Cited
GB656503A Cited
US3054694A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-07-19 1969-01-18 1969-07-20 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-07-19 1973-01-18 1973-07-20 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-07-19 1977-01-18 1977-07-20 $7700.00 Window Closed / Lapsed

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