US2525543A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of relaxing chlorinated wool fabric
Assignee: Individual
•
Filing: 1948-07-24
•
Granted: 1950-10-10
•
Expires: 1968-07-24
Abstract
No abstract record available.
Inventors
- 👤 Guttman Allan
- 👤 Guttman David
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:56
CPC Classifications
D; D06; D06M; D06M11/00; D06M11/01; D06M11/05
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
44 words
THE METHOD OF RELAXING CHLORINATED WOOL FABRIC COMPRISING TUMBLING SAID FABRIC IN WARM WATER AT A TEMPERATURE OF BETWEEN ABOUT 60* AND 90*F., HYDRO-EXTRACTING THE FABRIC, AND DRYING THE FABRIC BY TUMBLING INT HE PRESENCE OF WARM AIR AT BETWEEN ABOUT 100* AND 140*F.
Claim 2
Independent Claim
44 words
THE METHOD OF RELAXING CHLORINATED WOOL FABRIC COMPRISING TUMBLING SAID FABRIC IN WARM WATER AT A TEMPERATURE OF BETWEEN ABOUT 60* AND 90*F., HYDRO-EXTRACTING THE FABRIC, AND DRYING THE FABRIC BY TUMBLING INT HE PRESENCE OF WARM AIR AT BETWEEN ABOUT 100* AND 140*F.
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) | 1953-10-09 | 1954-04-10 | 1954-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-09 | 1958-04-10 | 1958-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-09 | 1962-04-10 | 1962-10-10 | $7700.00 | Window Closed / Lapsed |