Patent US2473503A successfully refreshed from Google Patents.
US2473503A
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US
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Pattern mechanism for knitting machines
Assignee: Individual
•
Filing: 1948-01-03
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Granted: 1949-06-21
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Expires: 1968-01-03
Abstract
No abstract record available.
Inventors
- 👤 Emil J Berger
- 👤 Howard K West
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 04:20
CPC Classifications
D; D04; D04B; D04B11/00; D04B11/18; D04B11/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1792231A
Cited
US2045617A
Cited
US2070762A
Cited
US2169979A
Cited
US2295597A
Cited
US2324221A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-20 | 1952-12-20 | 1953-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-20 | 1956-12-20 | 1957-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-20 | 1960-12-20 | 1961-06-21 | $7700.00 | Window Closed / Lapsed |