US3564567A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Building method for multispans structures
Assignee: COYNE AND BELLIER BUREAU D INGEN
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Filing: 1968-01-15
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Granted: 1971-02-16
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Expires: 1988-01-15
Abstract
Abstract A METHOD OF BUILDING A CONTINUOUS GIRDER LYING ON INTERMEDIATE SUPPORTS AND TWO END SUPPORTS, WHICH CONSISTS IN BUILDING SYMMETRICALLY ON EACH SIDE OF EACH INTERMEDIATE SUPPORT GIRDER SECTIONS ACCORDING TO BALANCED CANTILEVER PRINCIPLE, AND REDUCING THE NEGATIVE BENDING MOMENT ON EACH INTERMEDIATE SUPPORT BY USING TEMPORARY SUPPORTS PROVIDING UPWARDLY DIRECTED FORCES ON CHOSEN GIRDER SECTION ENDS BEFORE CONNECTING THE ENDS OF SAID SECTIONS, AND LASTLY BUILDING THE END SECTIONS OF THE GIRDER.
Inventors
- 👤 Viliman Mladyenovitch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 06:06
CPC Classifications
E; E01; E01D; E01D21/00; E01D21/10; E01D21/105; E01D2101/00; E01D2101/20; E01D2101/24; E01D2101/26
Claims Analysis
Total Claims: 0
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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) | 1974-02-15 | 1974-08-17 | 1975-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-15 | 1978-08-17 | 1979-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-15 | 1982-08-17 | 1983-02-16 | $7700.00 | Window Closed / Lapsed |