US2023013A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and apparatus for treating textile and other materials
Assignee: FABER ENGINEERING Co
•
Filing: 1931-04-28
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Granted: 1935-12-03
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Expires: 1951-04-28
Abstract
No abstract record available.
Inventors
- 👤 Leon De R Faber
- 👤 Charles J Carroll
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:40
CPC Classifications
D; D06; D06F; D06F35/00; D06F35/005; D06F35/006; D06B; D06B19/00; D06B19/0088; D06B19/0094; D06B5/00; D06B5/02; D06B5/10; D06F15/00; D06F17/00; D06F17/04; D06F21/00; D06F21/02; D06F21/04; D06F23/00; D06F23/04; D06F29/00; D06F39/00; D06F39/04; D06F39/10; A; A47; A47L; A47L15/00; A47L15/0097; A47L15/42; A47L15/50; Y; Y10; Y10S; Y10S68/00; Y10S68/90
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1938-12-02 | 1939-06-03 | 1939-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-12-02 | 1943-06-03 | 1943-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-12-02 | 1947-06-03 | 1947-12-03 | $7700.00 | Window Closed / Lapsed |