US2779108A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal legging
Assignee: Individual
•
Filing: 1954-01-26
•
Granted: 1957-01-29
•
Expires: 1974-01-26
Abstract
No abstract record available.
Inventors
- 👤 Twiss Alvie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:32
CPC Classifications
A; A41; A41D; A41D17/00; A41D17/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US498279A
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US1211411A
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US1241217A
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US1426593A
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US1633924A
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US1695745A
Cited
US1831045A
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US1801437A
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US2523494A
Cited
US2547424A
Cited
DE811826C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-01-29 | 1960-07-30 | 1961-01-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-01-29 | 1964-07-30 | 1965-01-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-01-29 | 1968-07-30 | 1969-01-29 | $7700.00 | Window Closed / Lapsed |