Patent US3789024A successfully refreshed from Google Patents.
Patent US1653108A successfully refreshed from Google Patents.
Patent US1724034A successfully refreshed from Google Patents.
US1724034A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Releasable friction lock for affixing spools or drums on rotatable spindles
Assignee: Metal Textiles Corp
•
Filing: 1928-09-28
•
Granted: 1929-08-13
•
Expires: 1948-09-28
Abstract
No abstract record available.
Inventors
- 👤 Daniel J Mayer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:48
CPC Classifications
B; B65; B65H; B65H54/00; B65H54/02; B65H54/40; B65H54/54; F; F16; F16B; F16B2200/00; F16B2200/20; F16B2200/30
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1932-08-12 | 1933-02-11 | 1933-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-08-12 | 1937-02-11 | 1937-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-08-12 | 1941-02-11 | 1941-08-13 | $7700.00 | Window Closed / Lapsed |