US2803050A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fasteners
Assignee: FT Products Ltd
•
Filing: 1954-01-26
•
Granted: 1957-08-20
•
Expires: 1974-01-26
Abstract
No abstract record available.
Inventors
- 👤 Fernberg Eric Birger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:00
CPC Classifications
F; F16; F16B; F16B2/00; F16B2/20; F16B2/22; F16B2/24; F16B2/241; F16B2/245; B; B60; B60N; B60N2/00; B60N2/70; B60N2/7023; B60N2/7035; B60N2/7041; F16B7/00; F16B7/04; F16B7/0433; Y; Y10; Y10T; Y10T403/00; Y10T403/49; Y10T403/4974; Y10T403/71; Y10T403/7129; Y10T403/7141; Y10T403/7176
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US265688A
Cited
US564573A
Cited
US754884A
Cited
US967628A
Cited
US1653465A
Cited
US2314923A
Cited
US2591185A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-19 | 1961-02-18 | 1961-08-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-19 | 1965-02-18 | 1965-08-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-19 | 1969-02-18 | 1969-08-20 | $7700.00 | Window Closed / Lapsed |