US2823251A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Terminals and method of making same
Assignee: Individual
•
Filing: 1954-04-12
•
Granted: 1958-02-11
•
Expires: 1974-04-12
Abstract
No abstract record available.
Inventors
- 👤 Richard U Clark
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:17
CPC Classifications
H; H01; H01B; H01B17/00; H01B17/26; H01B17/30; H01B17/303; H01B17/306
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1281917A
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US1766576A
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US2100187A
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FR846750A
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US2234391A
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US2235429A
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US2447489A
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US2395295A
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US2443545A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-02-10 | 1961-08-12 | 1962-02-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-10 | 1965-08-12 | 1966-02-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-10 | 1969-08-12 | 1970-02-11 | $7700.00 | Window Closed / Lapsed |