US2426142A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bleaching cotton textile goods
Assignee: EIDP Inc
•
Filing: 1943-09-01
•
Granted: 1947-08-19
•
Expires: 1963-09-01
Abstract
No abstract record available.
Inventors
- 👤 Donald J Campbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:34
CPC Classifications
D; D06; D06L; D06L4/00; D06L4/10; D06L4/15; D06L4/70
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US57649A
Cited
DE203282C
Cited
US1087584A
Cited
US1034658A
Cited
US1075663A
Cited
US1106107A
Cited
US1750657A
Cited
US1767543A
Cited
FR692981A
Cited
US2145062A
Cited
GB394989A
Cited
FR784828A
Cited
FR798566A
Cited
US2110649A
Cited
GB479965A
Cited
US2173040A
Cited
US2253242A
Cited
US2283141A
Cited
US2304435A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-08-18 | 1951-02-17 | 1951-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-08-18 | 1955-02-17 | 1955-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-08-18 | 1959-02-17 | 1959-08-19 | $7700.00 | Window Closed / Lapsed |