US2539147A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for applying viscous material in the forming of cables
Assignee: AT&T Inc
•
Filing: 1946-05-23
•
Granted: 1951-01-23
•
Expires: 1966-05-23
Abstract
No abstract record available.
Inventors
- 👤 Alton L Loucks
- 👤 Leroy W Lovett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:45
CPC Classifications
H; H01; H01B; H01B13/00; H01B13/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2072141A
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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) | 1954-01-22 | 1954-07-24 | 1955-01-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-22 | 1958-07-24 | 1959-01-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-22 | 1962-07-24 | 1963-01-23 | $7700.00 | Window Closed / Lapsed |