Patent US3351503A successfully refreshed from Google Patents.
Patent US1681566A successfully refreshed from Google Patents.
US1681566A
Expired / Lapsed
US
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Manufacture of cables
Assignee: AT&T Inc
•
Filing: 1924-08-26
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Granted: 1928-08-21
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Expires: 1944-08-26
Abstract
No abstract record available.
Inventors
- 👤 Gustavus A Anderegg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 13:06
CPC Classifications
B; B29; B29C; B29C48/00; B29C48/25; B29C48/30; B29C48/304; B29C48/03; B29C48/06; B29C48/05; B29L; B29L2031/00; B29L2031/34; B29L2031/3462; Y; Y10; Y10S; Y10S118/00; Y10S118/18; Y10S264/00; Y10S264/78
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1931-08-21 | 1932-02-20 | 1932-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-08-21 | 1936-02-20 | 1936-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-08-21 | 1940-02-20 | 1940-08-21 | $7700.00 | Window Closed / Lapsed |