US2911013A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Photoelectric weft detecting system for loom
Assignee: Crompton and Knowles Corp
•
Filing: 1957-12-23
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Granted: 1959-11-03
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Expires: 1977-12-23
Abstract
No abstract record available.
Inventors
- 👤 Wilfred C Howe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:34
CPC Classifications
D; D03; D03D; D03D51/00; D03D51/18; D03D51/34
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) | 1962-11-02 | 1963-05-04 | 1963-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-02 | 1967-05-04 | 1967-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-02 | 1971-05-04 | 1971-11-03 | $7700.00 | Window Closed / Lapsed |