US1587094A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of cotton fabrics
Assignee: ALBERT F KNIGHT
•
Filing: 1924-10-16
•
Granted: 1926-06-01
•
Expires: 1944-10-16
Abstract
No abstract record available.
Inventors
- 👤 Ernest D Walen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:55
CPC Classifications
D; D06; D06M; D06M11/00; D06M11/77; D06M11/79; Y; Y10; Y10T; Y10T442/00; Y10T442/20; Y10T442/2311; Y10T442/2336; Y10T442/2369; Y10T442/2393
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) | 1929-05-31 | 1929-11-30 | 1930-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-05-31 | 1933-11-30 | 1934-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-05-31 | 1937-11-30 | 1938-06-01 | $7700.00 | Window Closed / Lapsed |