Patent US3492181A successfully refreshed from Google Patents.
US3492181A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Jointing of thermoplastic yarn
Assignee: Individual
•
Filing: 1966-03-25
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Granted: 1970-01-27
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Expires: 1986-03-25
Abstract
No abstract record available.
Inventors
- 👤 Edwin Riseley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 16:20
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/69; B29C65/00; B29C65/02; B29C65/18; B29C65/22; B29C65/228; B29C66/80; B29C66/81; B29C66/812; B29C66/8122; B29C66/818; B29C66/84; B29C66/861; B65; B65H; B65H69/00; B65H69/08; B29C66/70; B29C66/71; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-26 | 1973-07-28 | 1974-01-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-26 | 1977-07-28 | 1978-01-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-26 | 1981-07-28 | 1982-01-27 | $7700.00 | Window Closed / Lapsed |