Patent US3461690A successfully refreshed from Google Patents.
US3461690A
Expired / Lapsed
US
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Pattern device for circular knitting machines
Assignee: Mayer and Cie GmbH and Co
•
Filing: 1967-02-21
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Granted: 1969-08-19
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Expires: 1987-02-21
Abstract
No abstract record available.
Inventors
- 👤 Johann Martinetz
- 👤 Horst Paepke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:15
CPC Classifications
D; D04; D04B; D04B15/00; D04B15/66; D04B15/68; D04B15/78
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US3079775A
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US3262285A
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US3263453A
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US3283541A
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US3229482A
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US3290898A
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FR1432787A
Cited
FR1449339A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-18 | 1973-02-17 | 1973-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-18 | 1977-02-17 | 1977-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-18 | 1981-02-17 | 1981-08-19 | $7700.00 | Window Closed / Lapsed |