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US3559235A Expired / Lapsed US ⏱️ 0.0 years remaining

Device for making hollow bodies from preformed thermoplastic material according to a blow molding process

Assignee: Individual
•
Filing: 1967-12-20
•
Granted: 1971-02-02
•
Expires: 1987-12-20
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Abstract

Abstract THE DISCLOSURE RELATES TO IMPROVEMENTS IN A METHOD AND APPARATUS FOR BLOW MOLDING PREFORMED ARTICLES WHICH ARE POSITIONED BETWEEN RECIPROCAL MOLD ELEMENTS, THE CARRIERS OF WHICH ARE ARRANGED FOR RECIPROCAL MOVEMENT BETWEEN SPACED BEAM MEMBERS.

Inventors

  • 👤 Reinold Hagen

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-02 05:39
CPC Classifications
B; B29; B29C; B29C49/00; B29C49/42; B29C49/56; B29C49/5605; B29C49/02; B29C49/04; B29C49/70; B29C2049/5636; B29C49/58; B29C2049/5886; B29C49/28; B29C49/28006; B29C49/5601; B29C49/5603; B29C49/561

Claims Analysis

Total Claims: 0
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References Cited (Backward Citations)

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USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1974-02-01 1974-08-03 1975-02-02 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1978-02-01 1978-08-03 1979-02-02 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1982-02-01 1982-08-03 1983-02-02 $7700.00 Window Closed / Lapsed

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