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Patent US2806723A successfully refreshed from Google Patents.
US2806723A
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Telescopic support device
Assignee: Individual
•
Filing: 1955-06-16
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Granted: 1957-09-17
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Expires: 1975-06-16
Abstract
No abstract record available.
Inventors
- 👤 Thomas H Fairclough
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:30
CPC Classifications
F; F16; F16B; F16B2/00; F16B2/20; F16B2/22; F16B2/24; F16B2/241; F16B2/245; F16B2/246; A; A47; A47B; A47B9/00; A47B9/08; Y; Y10; Y10S; Y10S285/00; Y10S285/902; Y10T; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32426
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-09-16 | 1961-03-18 | 1961-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-16 | 1965-03-18 | 1965-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-16 | 1969-03-18 | 1969-09-17 | $7700.00 | Window Closed / Lapsed |