US3440840A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Device for driving the yarn layer of a textile machine
Assignee: NAHWERKMASCHINENBAU MALIMO KAR
•
Filing: 1967-01-16
•
Granted: 1969-04-29
•
Expires: 1987-01-16
Abstract
No abstract record available.
Inventors
- 👤 Bertram Frenzel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:08
CPC Classifications
D; D04; D04B; D04B23/00; D04B23/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2514350A
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US1812700A
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US1902151A
Cited
US1837101A
Cited
US2054036A
Cited
DE615800C
Cited
GB643644A
Cited
FR985760A
Cited
GB686320A
Cited
US2586205A
Cited
GB742650A
Cited
GB771769A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-28 | 1972-10-28 | 1973-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-28 | 1976-10-28 | 1977-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-28 | 1980-10-28 | 1981-04-29 | $7700.00 | Window Closed / Lapsed |