US2940419A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Article feeding and coating device
Assignee: AT&T Inc
•
Filing: 1954-12-21
•
Granted: 1960-06-14
•
Expires: 1974-12-21
Abstract
No abstract record available.
Inventors
- 👤 Paul E Anderson
- 👤 Sanders Kenneth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:11
CPC Classifications
B; B23; B23K; B23K3/00; B23K3/08; H; H01; H01B; H01B1/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US919858A
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US1463362A
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US1617756A
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GB318101A
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GB325097A
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US2105929A
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US2210653A
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US2613861A
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US2500376A
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US2601118A
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US2682253A
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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) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |