US3100301A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for prefabricating prestressed monoplanar trusses
Assignee: Individual
•
Filing: 1960-09-12
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Granted: 1963-08-13
•
Expires: 1980-09-12
Abstract
No abstract record available.
Inventors
- 👤 William H Black
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:34
CPC Classifications
B; B27; B27F; B27F7/00; B27F7/15; B27F7/155; Y; Y10; Y10S; Y10S100/00; Y10S100/913; Y10T; Y10T29/00; Y10T29/49; Y10T29/49616; Y10T29/49623; Y10T29/49625; Y10T29/53; Y10T29/53961; Y10T29/5397
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
98 words
THE METHOD OF PREFABRICATING WOODEN TRUSSES WHICH COMPRISES FIRST ARRANGING FRAMING MEMBERS SO AS TO FORM UPPER AND LOWER CHORDS AND STRUTS EXTENDING BETWEEN THE CHORDS, RIGIDLY POSITIONING THE LOWER CHORD MEMBERS, UNIFORMLY AND SIMULTANEOUSLY URGING THE UPPER CHORD MEMBERS TOWARD THE LOWER CHORD MEMBERS TO ENGAGE AND POSITION THE UPPER CHORD MEMBERS RELATIVE TO EACH OTHER AND TO THE LOWER CHORD MEMBERS AND TO PRESTRESS THE CHORDS AND STRUTS INTERCONNECTING THE CHORDS, AND JOINING THE CHORDS AND STRUTS AT ALL POINTS OF ENGAGEMENT BETWEEN THE CHORDS AND THE STRUTS WHILE THE TRUSS ASSEMBLY IS PRESTRESSED AS AFORESAID.
References Cited (Backward Citations)
US2996721A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-08-12 | 1967-02-11 | 1967-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-08-12 | 1971-02-11 | 1971-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-08-12 | 1975-02-11 | 1975-08-13 | $7700.00 | Window Closed / Lapsed |