US3302361A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Prefabricated bridge deck unit
Assignee: Bethlehem Steel Corp
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Filing: 1964-10-16
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Granted: 1967-02-07
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Expires: 1984-10-16
Abstract
No abstract record available.
Inventors
- 👤 Jr Albert J Oudheusden
- 👤 Lawrence G Adams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 04:39
CPC Classifications
E; E01; E01D; E01D19/00; E01D19/12; E01D19/125; E01D2101/00; E01D2101/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
A PREFABRICATED STRUCTURAL UNIT COMPRISING: (A) A PAIR OF PARALLEL LONGITUDINAL STRINGERS EACH CONSISTING OF A BOTTOM TENSION FLANGE MEMBER AND A PLATE WEB MEMBER HAVING A PLURALITY OF VERTICAL SLOTS HAVING ENLARGED ENDS FORMED THEREIN AT SPACED INTERVALS ALONG THE LENGTH THEREOF, (B) A CONTINUOUS DECK COMPRESSION MEMBER WELDED TO THE TOP EDGES OF THE PLATE WEB MEMBERS, THE CONTINUOUS DECK COMPRESSION MEMBER COMPRISING A CORRUGATED METAL SHEET HAVING A PLURALITY OF CRESTS AND VALLEYS FORMED THEREIN, THE VALLEYS BEING WIDER THAN THE CRESTS AND EXTENDING IN A DIRECTION PARALLEL TO THE LONGITUDINAL STRINGERS, AND A METAL PLATE WELDED TO THE CRESTS OF THE CORRUGATED METAL SHEET, AND (C) A PLURALITY OF TRANSVERSE MEMBERS EXTENDING CONTINUOUSLY THROUGH AND CANTILEVERED FROM THE SLOTS FORMED IN THE PLATE WEB MEMBERS, AND WELDED SOLELY TO THE PLATE WEB MEMBER AND TO THE VALLEYS OF THE CORRUGATED METAL SHEET.
Claim 2
Dependent Claim
146 words
A PREFABRICATED STRUCTURAL UNIT COMPRISING: (A) A PAIR OF PARALLEL LONGITUDINAL STRINGERS EACH CONSISTING OF A BOTTOM TENSION FLANGE MEMBER AND A PLATE WEB MEMBER HAVING A PLURALITY OF VERTICAL SLOTS HAVING ENLARGED ENDS FORMED THEREIN AT SPACED INTERVALS ALONG THE LENGTH THEREOF, (B) A CONTINUOUS DECK COMPRESSION MEMBER WELDED TO THE TOP EDGES OF THE PLATE WEB MEMBERS, THE CONTINUOUS DECK COMPRESSION MEMBER COMPRISING A CORRUGATED METAL SHEET HAVING A PLURALITY OF CRESTS AND VALLEYS FORMED THEREIN, THE VALLEYS BEING WIDER THAN THE CRESTS AND EXTENDING IN A DIRECTION PARALLEL TO THE LONGITUDINAL STRINGERS, AND A METAL PLATE WELDED TO THE CRESTS OF THE CORRUGATED METAL SHEET, AND (C) A PLURALITY OF TRANSVERSE MEMBERS EXTENDING CONTINUOUSLY THROUGH AND CANTILEVERED FROM THE SLOTS FORMED IN THE PLATE WEB MEMBERS, AND WELDED SOLELY TO THE PLATE WEB MEMBER AND TO THE VALLEYS OF THE CORRUGATED METAL SHEET.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |