US3420702A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Double bath treatment of cellulosic fabrics to impart crease resistance and high abrasion resistance thereto
Assignee: Dan River Mills Inc
•
Filing: 1965-05-11
•
Granted: 1969-01-07
•
Expires: 1985-05-11
Abstract
No abstract record available.
Inventors
- 👤 Myrtle Joanne Spangler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:59
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/21; D06M15/285; D06M15/29
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2764573A
Cited
US2731364A
Cited
US2987421A
Cited
US3116967A
Cited
US3220869A
Cited
US3125405A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-07 | 1972-07-08 | 1973-01-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-07 | 1976-07-08 | 1977-01-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-07 | 1980-07-08 | 1981-01-07 | $7700.00 | Window Closed / Lapsed |