US2929574A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for distributing filamentary material into coil form
Assignee: AT&T Inc
•
Filing: 1955-05-18
•
Granted: 1960-03-22
•
Expires: 1975-05-18
Abstract
No abstract record available.
Inventors
- 👤 George E Henning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:45
CPC Classifications
B; B65; B65H; B65H54/00; B65H54/76; B65H54/80; B65H54/82; B21; B21C; B21C47/00; B21C47/02; B21C47/10; B21C47/14; Y; Y10; Y10S; Y10S242/00; Y10S242/911
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1187827A
Cited
US1931860A
Cited
US1995498A
Cited
US2149851A
Cited
US2216224A
Cited
US2629564A
Cited
US2630618A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-03-22 | 1963-09-21 | 1964-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-03-22 | 1967-09-21 | 1968-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-03-22 | 1971-09-21 | 1972-03-22 | $7700.00 | Window Closed / Lapsed |