US3438189A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Monitoring device for textile machines for determining interruptions at moving fiber strands or the like
Assignee: Luwa Ltd
•
Filing: 1967-05-29
•
Granted: 1969-04-15
•
Expires: 1987-05-29
Abstract
No abstract record available.
Inventors
- 👤 Hermann Gasser
- 👤 Stephan Wuest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:10
CPC Classifications
D; D01; D01H; D01H13/00; D01H13/14; D01H13/16; D01H13/1616; D01H13/1633; D01H13/1641
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3043991A
Cited
US3125708A
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DE930559C
Cited
US2950508A
Cited
US3099048A
Cited
US2956392A
Cited
US3114233A
Cited
US3300585A
Cited
US3271823A
Cited
US3309859A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-14 | 1972-10-14 | 1973-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-14 | 1976-10-14 | 1977-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-14 | 1980-10-14 | 1981-04-15 | $7700.00 | Window Closed / Lapsed |