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US3709754A Expired / Lapsed US ⏱️ 0.0 years remaining

Method of forming a construction member of glass fiber elements

Assignee: DULMISON Inc 8355 GRACE ROAD MACON GA A GA CORP
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Filing: 1970-09-21
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Granted: 1973-01-09
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Expires: 1990-09-21
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Abstract

Abstract HARDENABLE RESIN. THE RESIN OF THE FABRIC IMPREGNATES THE INTERSTICES BETWEEN THE RODS FORMING A HIGH STRENGTH INTEGRAL, HOMOGENEOUS, BONDED MEMBER. THE METHOD OF THE INVENTION IS PRACTICED IN BOTH THE FORMING OF POLE AND PLANK TYPE MEMBERS, AND THE BASIC INVENTIVE CONCEPTS MAY BE PRACTICED IN THE FORMING OF HOLLOW AND SOLID MEMBERS. THE INVENTION PERTAINS TO A METHOD FOR FORMING A CONSTRUCTION MEMBER OF GLASS FIBER ELEMENTS IMPREGNATED WITHA HARDENED RESIN. THE METHOD INCLUDES THE INTERPOSING OF ELONGATED, HIGH DENSITY, GLASS FIBER RODS CONSISTING OF A PLURALITY OF LONGITUDINALLY DISPOSED GLASS FIBERS BONDED TOGETHER WITH A HARDENED BINDER RESIN WHILE UNDER TENSION BETWEEN LAYERS OF GLASS FIBER FABRIC IMPREGNATED WITH A

Inventors

  • 👤 A Medler

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 11:22
CPC Classifications
E; E04; E04H; E04H12/00; E04H12/20; B; B29; B29C; B29C53/00; B29C53/56; B29C53/562; B29C53/80; B29C53/8008; B29C53/805; B29C53/82; B29C53/821; B29C70/00; B29C70/04; B29C70/06; B29C70/08; B29C70/083; B29C70/085; B29C70/10; B29C70/16; B29C70/28; B29C70/54; B29C70/56; E04H12/02; B29K; B29K2309/00; B29K2309/08; E04H12/24; Y; Y10; Y10T; Y10T428/00; Y10T428/13; Y10T428/131; Y10T428/1314

Claims Analysis

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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) 1976-01-09 1976-07-10 1977-01-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1980-01-09 1980-07-10 1981-01-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1984-01-09 1984-07-10 1985-01-09 $7700.00 Window Closed / Lapsed

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