US2449349A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for connecting yarn ends
Assignee: WAUREGAN MILLS Inc
•
Filing: 1947-07-15
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Granted: 1948-09-14
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Expires: 1967-07-15
Abstract
No abstract record available.
Inventors
- 👤 John A Waugh
- 👤 Wallin Rolf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:04
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/80; B29C66/84; B29C66/861; B29C65/00; B29C65/48; B29C65/52; B29C65/524; B29C66/69; B29C66/82; B29C66/822; B29C66/8221; B29C66/8227; B29C66/83; B29C66/832; B29C66/8324; B65; B65H; B65H69/00; B65H69/02; B65H2402/00; B65H2402/40; B65H2402/41; B65H2402/414; B65H2701/00; B65H2701/30; B65H2701/31
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) | 1951-09-14 | 1952-03-15 | 1952-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-09-14 | 1956-03-15 | 1956-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-09-14 | 1960-03-15 | 1960-09-14 | $7700.00 | Window Closed / Lapsed |