Patent US2708829A successfully refreshed from Google Patents.
US2708829A
Expired / Lapsed
US
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Exhaust plant for spinning machines for catching and removing thread ends
Assignee: Individual
•
Filing: 1951-10-30
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Granted: 1955-05-24
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Expires: 1971-10-30
Abstract
No abstract record available.
Inventors
- 👤 Thoma Heinrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:21
CPC Classifications
D; D01; D01H; D01H11/00; D01H11/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2583849A
Cited
CH271343A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-05-23 | 1958-11-22 | 1959-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-05-23 | 1962-11-22 | 1963-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-05-23 | 1966-11-22 | 1967-05-24 | $7700.00 | Window Closed / Lapsed |