US2812795A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable yarn bonding device
Assignee: AB Carter Inc
•
Filing: 1954-06-09
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Granted: 1957-11-12
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Expires: 1974-06-09
Abstract
No abstract record available.
Inventors
- 👤 Chang Nai-Chong
- 👤 Roland E Langlois
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:29
CPC Classifications
B; 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)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-11-11 | 1961-05-13 | 1961-11-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-11-11 | 1965-05-13 | 1965-11-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-11-11 | 1969-05-13 | 1969-11-12 | $7700.00 | Window Closed / Lapsed |