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US2955322A Expired / Lapsed US ⏱️ 0.0 years remaining

Apparatus for forming a liner having a resilient ring-shaped gasket anchored therein in the socket of a pipe member

Assignee: KAUL CLAY Co
•
Filing: 1958-07-02
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Granted: 1960-10-11
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Expires: 1978-07-02
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Abstract

No abstract record available.

Inventors

  • 👤 Earl E Hite

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-28 09:22
CPC Classifications
B; B29; B29C; B29C33/00; B29C33/44; B29C33/448; B28; B28B; B28B21/00; B28B21/92; B29C33/48; B29C33/50; B29C33/505; B29C39/00; B29C39/02; B29C39/10; B29C70/00; B29C70/68; B29C70/74; B29C70/76; B29C70/766; B29C70/84; Y; Y10; Y10S; Y10S425/00; Y10S425/044

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US2284741A Cited
US1840447A Cited
GB482581A Cited
US2460874A Cited
US2395144A Cited
US2660500A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1963-10-11 1964-04-11 1964-10-11 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1967-10-11 1968-04-11 1968-10-11 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1971-10-11 1972-04-11 1972-10-11 $7700.00 Window Closed / Lapsed

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