US3414330A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pneumatic feeding arrangement for supplying fibrous materials
Assignee: Truetzschler GmbH and Co KG
•
Filing: 1966-11-16
•
Granted: 1968-12-03
•
Expires: 1986-11-16
Abstract
No abstract record available.
Inventors
- 👤 Trutzschler Hermann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 23:43
CPC Classifications
D; D01; D01G; D01G23/00; D01G23/08; B; B65; B65G; B65G53/00; B65G53/34; B65G53/66
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US732969A
Cited
US2827333A
Cited
US2972500A
Cited
US3157440A
Cited
US3174805A
Cited
US3284140A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-03 | 1972-06-03 | 1972-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-03 | 1976-06-03 | 1976-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-03 | 1980-06-03 | 1980-12-03 | $7700.00 | Window Closed / Lapsed |