US2644202A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ball bearing top roll
Assignee: TEXTILE ENGINEERING Corp
•
Filing: 1949-06-08
•
Granted: 1953-07-07
•
Expires: 1969-06-08
Abstract
No abstract record available.
Inventors
- 👤 Louis M Cotchett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:53
CPC Classifications
D; D01; D01H; D01H5/00; D01H5/18; D01H5/70; D01H5/74; D01H2700/00; D01H2700/245
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB210298A
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US1665136A
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US2355511A
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US2546200A
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US2530094A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-06 | 1957-01-05 | 1957-07-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-06 | 1961-01-05 | 1961-07-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-06 | 1965-01-05 | 1965-07-07 | $7700.00 | Window Closed / Lapsed |