US2666245A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fastener
Assignee: Individual
•
Filing: 1950-09-06
•
Granted: 1954-01-19
•
Expires: 1970-09-06
Abstract
No abstract record available.
Inventors
- 👤 Fernberg Eric Birger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:03
CPC Classifications
F; F16; F16B; F16B5/00; F16B5/12; F16B5/121; B; B60; B60R; B60R16/00; F16B37/00; F16B37/04; F16B37/041; Y; Y10; Y10T; Y10T24/00; Y10T24/30; Y10T24/304; Y10T24/306
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US315178A
Cited
US2154046A
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US1752544A
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US2150497A
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US2191773A
Cited
US2200047A
Cited
US2227290A
Cited
US2315211A
Cited
US2454517A
Cited
US2566836A
Cited
US2602209A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-18 | 1957-07-20 | 1958-01-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-18 | 1961-07-20 | 1962-01-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-18 | 1965-07-20 | 1966-01-19 | $7700.00 | Window Closed / Lapsed |