Patent US2803048A successfully refreshed from Google Patents.
US2803048A
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Fastener
Assignee: FT Products Ltd
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Filing: 1953-11-09
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Granted: 1957-08-20
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Expires: 1973-11-09
Abstract
No abstract record available.
Inventors
- 👤 Fernberg Eric Birger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:03
CPC Classifications
B; B60; B60R; B60R13/00; B60R13/02; B60R13/0206; F; F16; F16B; F16B5/00; F16B5/06; Y; Y10; Y10S; Y10S24/00; Y10S24/30; Y10S24/31; Y10S24/32; Y10T; Y10T24/00; Y10T24/30; Y10T24/304; Y10T24/306; Y10T24/44; Y10T24/44641; Y10T24/44769; Y10T24/44923; Y10T24/45; Y10T24/45005; Y10T24/45099; Y10T24/45105
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) | 1960-08-19 | 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 |