Patent US3231950A successfully refreshed from Google Patents.
US3231950A
Expired / Lapsed
US
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Fastening device
Assignee: Individual
•
Filing: 1963-12-26
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Granted: 1966-02-01
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Expires: 1983-12-26
Abstract
No abstract record available.
Inventors
- 👤 Eddie M Lummis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 15:05
CPC Classifications
B; B60; B60P; B60P7/00; B60P7/02; B60P7/04; F; F16; F16B; F16B45/00; F16B45/02; F16B45/036; Y; Y10; Y10T; Y10T24/00; Y10T24/31; Y10T24/314; Y10T24/34; Y10T24/3484; Y10T24/3485; Y10T24/3487
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US371749A
Cited
US1231742A
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US1528712A
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US1858550A
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US2173750A
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US2420276A
Cited
US2856077A
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US2907134A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-31 | 1969-08-02 | 1970-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-31 | 1973-08-02 | 1974-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-31 | 1977-08-02 | 1978-02-01 | $7700.00 | Window Closed / Lapsed |