US2824911A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collector shoe and conductor bus bar
Assignee: Individual
•
Filing: 1953-12-03
•
Granted: 1958-02-25
•
Expires: 1973-12-03
Abstract
No abstract record available.
Inventors
- 👤 Ashton B Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:15
CPC Classifications
H; H02; H02G; H02G5/00; H02G5/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US561830A
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US734920A
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US915152A
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US1048732A
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US1154293A
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US1565487A
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US1777955A
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US1925741A
Cited
US1918854A
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US2155242A
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US2668199A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-02-24 | 1961-08-26 | 1962-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-24 | 1965-08-26 | 1966-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-24 | 1969-08-26 | 1970-02-25 | $7700.00 | Window Closed / Lapsed |