US3367074A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for erecting prefabricated bridges of concrete, and bridge erected by said method
Assignee: Individual
•
Filing: 1964-03-17
•
Granted: 1968-02-06
•
Expires: 1984-03-17
Abstract
No abstract record available.
Inventors
- 👤 Vanich Francesco
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:13
CPC Classifications
E; E01; E01D; E01D2/00; E01D2/04; E01D6/00; E01D2101/00; E01D2101/20; E01D2101/24; E01D2101/26; E01D2101/28
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
76 words
A PREFABRICATED CONCRETE BRIDGE COMPRISING: A BRIDGE SUPPORTING STRUCTURE INCLUDING TRANSVERSE BEAMS DISPOSED IN PAIRS; THE TRANSVERSE BEAMS INCLUDING SUBSTANTIALLY FLAT FRAME BEAMS AND LATTICE-SHAPED BEAMS; AT LEAST TWO LONGITUDINAL BEAMS ARRANGED IN SPACED APART, SUBSTANTIALLY PARALLEL RELATION TO ONE ANOTHER; THE LONGITUDINAL BEAMS BEING SECURELY CLAMPED BETWEEN THE PAIRS OF TRANSVERSE BEAMS; TENSIONING RODS OPERATIVELY RELATED TO THE LONGITUDINAL BEAMS AND ANCHORED TO THE TRANSVERSE BEAMS; AND PREFABRICATED CARRIAGE-WAY SLABS MOUNTED BETWEEN THE LONGITUDINAL BEAMS.
Claim 2
Dependent Claim
76 words
A PREFABRICATED CONCRETE BRIDGE COMPRISING: A BRIDGE SUPPORTING STRUCTURE INCLUDING TRANSVERSE BEAMS DISPOSED IN PAIRS; THE TRANSVERSE BEAMS INCLUDING SUBSTANTIALLY FLAT FRAME BEAMS AND LATTICE-SHAPED BEAMS; AT LEAST TWO LONGITUDINAL BEAMS ARRANGED IN SPACED APART, SUBSTANTIALLY PARALLEL RELATION TO ONE ANOTHER; THE LONGITUDINAL BEAMS BEING SECURELY CLAMPED BETWEEN THE PAIRS OF TRANSVERSE BEAMS; TENSIONING RODS OPERATIVELY RELATED TO THE LONGITUDINAL BEAMS AND ANCHORED TO THE TRANSVERSE BEAMS; AND PREFABRICATED CARRIAGE-WAY SLABS MOUNTED BETWEEN THE LONGITUDINAL BEAMS.
References Cited (Backward Citations)
CA642128A
Cited
US731595A
Cited
US768702A
Cited
FR971507A
Cited
US2963764A
Cited
US3145502A
Cited
GB930111A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-02-05 | 1971-08-07 | 1972-02-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-02-05 | 1975-08-07 | 1976-02-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-02-05 | 1979-08-07 | 1980-02-06 | $7700.00 | Window Closed / Lapsed |