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US3311684A Expired / Lapsed US ⏱️ 0.0 years remaining

Method for blow molding thermoplastic articles

Assignee: OI Glass Inc
•
Filing: 1963-09-03
•
Granted: 1967-03-28
•
Expires: 1983-09-03
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Abstract

No abstract record available.

Inventors

  • 👤 Heider James Elmer

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-23 06:27
CPC Classifications
B; B29; B29C; B29C49/00; B29C49/08; B29C49/10; B29C49/14; B29C49/42; B29C49/76

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

US3125619A Cited
US2919462A Cited
US2964795A Cited
US3084383A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1970-03-27 1970-09-26 1971-03-28 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1974-03-27 1974-09-26 1975-03-28 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1978-03-27 1978-09-26 1979-03-28 $7700.00 Window Closed / Lapsed

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