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US2964147A
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Truss and components therefor
Assignee: CLARENCE FRANK FENTIMAN
•
Filing: 1955-02-11
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Granted: 1960-12-13
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Expires: 1975-02-11
Abstract
No abstract record available.
Inventors
- 👤 Arthur E Fentiman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:43
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/18; E04B1/19; E04B1/1903; E01; E01D; E01D21/00; E01D6/00; E01D2101/00; E01D2101/30; E04B1/1909; E04B2001/1924; E04B2001/1927; E04B2001/193; E04B2001/1957; E04B2001/1966; E04B2001/1975; E04B2001/1981; E04B2001/1987; Y; Y10; Y10T; Y10T403/00; Y10T403/44; Y10T403/443
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB673610A
Cited
GB191424087A
Cited
US1264582A
Cited
US1806010A
Cited
FR682854A
Cited
US1914344A
Cited
US1949818A
Cited
US1946408A
Cited
US2576400A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-13 | 1964-06-13 | 1964-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-13 | 1968-06-13 | 1968-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-13 | 1972-06-13 | 1972-12-13 | $7700.00 | Window Closed / Lapsed |