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US3403206A Expired / Lapsed US ⏱️ 0.0 years remaining

Method for forming a fluid conduit

Assignee: J-M A/C PIPE Corp A DE CORP
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Filing: 1965-06-24
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Granted: 1968-09-24
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Expires: 1985-06-24
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Abstract

No abstract record available.

Inventors

  • 👤 Thomas Joseph John
  • 👤 Hucks Robert Tyler

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-26 20:59
CPC Classifications
B; B05; B05D; B05D7/00; B05D7/22; B28; B28B; B28B21/00; B28B21/92; B28B21/94

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2106828A Cited
US3206821A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1971-09-24 1972-03-25 1972-09-24 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1975-09-24 1976-03-25 1976-09-24 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1979-09-24 1980-03-25 1980-09-24 $7700.00 Window Closed / Lapsed

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