US2453802A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spinning machine
Assignee: Individual
•
Filing: 1945-09-06
•
Granted: 1948-11-16
•
Expires: 1965-09-06
Abstract
No abstract record available.
Inventors
- 👤 Daniel W Maxham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:10
CPC Classifications
D; D01; D01H; D01H4/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US115435A
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US684714A
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US689556A
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US778604A
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US1485921A
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US1524763A
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US1621158A
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US1792182A
Cited
US2110215A
Cited
US2220024A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-11-16 | 1952-05-17 | 1952-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-16 | 1956-05-17 | 1956-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-16 | 1960-05-17 | 1960-11-16 | $7700.00 | Window Closed / Lapsed |