US2793277A
Expired / Lapsed
US
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Textile processing apparatus
Assignee: GTE Sylvania Inc
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Filing: 1956-03-30
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Granted: 1957-05-21
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Expires: 1976-03-30
Abstract
No abstract record available.
Inventors
- 👤 Forrest E Gehrke
- 👤 Frank J Hughes
- 👤 Joseph W Ritz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:22
CPC Classifications
D; D01; D01F; D01F9/00; D01F9/08; D01F9/12; D01F9/14; D01F9/32; H; H05; H05B; H05B3/00; H05B3/0014; H05B3/0019; H05B3/10; H05B3/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-05-20 | 1960-11-19 | 1961-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-05-20 | 1964-11-19 | 1965-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-05-20 | 1968-11-19 | 1969-05-21 | $7700.00 | Window Closed / Lapsed |