Patent US2825368A successfully refreshed from Google Patents.
US2825368A
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Lead forming apparatus
Assignee: AT&T Inc
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Filing: 1954-11-29
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Granted: 1958-03-04
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Expires: 1974-11-29
Abstract
No abstract record available.
Inventors
- 👤 Kuba Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:43
CPC Classifications
H; H01; H01J; H01J9/00; H01J9/24; H01J9/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US356298A
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US1430352A
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US1645865A
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US2316320A
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US2397122A
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US2387074A
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US2473919A
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US2568228A
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US2497297A
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US2505771A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-03 | 1961-09-02 | 1962-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-03 | 1965-09-02 | 1966-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-03 | 1969-09-02 | 1970-03-04 | $7700.00 | Window Closed / Lapsed |