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US2481450A
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Point illuminating and magnifying attachment for looping machines
Assignee: MAY HOSIERY MILLS
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Filing: 1946-09-18
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Granted: 1949-09-06
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Expires: 1966-09-18
Abstract
No abstract record available.
Inventors
- 👤 Schwartz Shepard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:45
CPC Classifications
G; G01; G01N; G01N21/00; G01N21/84; G01N21/88; G01N21/89; G01N21/892; G01N21/898; G01N21/8983; D; D03; D03J; D03J1/00; G01N21/8803; D03J2700/00; D03J2700/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1949416A
Cited
US1970910A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-05 | 1953-03-07 | 1953-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-05 | 1957-03-07 | 1957-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-05 | 1961-03-07 | 1961-09-06 | $7700.00 | Window Closed / Lapsed |