US2636216A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and means of producing threads or filaments electrically
Assignee: Huebner Co
•
Filing: 1948-10-23
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Granted: 1953-04-28
•
Expires: 1968-10-23
Abstract
No abstract record available.
Inventors
- 👤 Huebner William Carl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:10
CPC Classifications
D; D01; D01D; D01D5/00; D01D5/0007; D01D5/0061; D01D5/0069
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US772215A
Cited
US1218598A
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US1975504A
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US2123992A
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US2303983A
Cited
US2472370A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-27 | 1956-10-27 | 1957-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-27 | 1960-10-27 | 1961-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-27 | 1964-10-27 | 1965-04-28 | $7700.00 | Window Closed / Lapsed |