US2967787A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fabric finishing with heat hardenable resin
Assignee: Joseph Barcroft & Sons Co
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Filing: 1958-08-21
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Granted: 1961-01-10
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Expires: 1978-08-21
Abstract
No abstract record available.
Inventors
- 👤 James A Murphy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 21:01
CPC Classifications
C; C08; C08G; C08G2/00; C08G2/18; C08G2/20; C08G2/30; C08G6/00; D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/39; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31942; Y10T428/31949; Y10T442/00; Y10T442/20; Y10T442/2369; Y10T442/2393; Y10T442/2402
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
THE METHOD OF FINISING FABRICS COMPRISING APPLYING A KETONE-ALDEHYDE RESIN PRECONDENSATE TO THE FABRIC, DONDENSING THE KETONE-ALDEHYDE RESIN, AND THEREAFTER REDUCING THE KETONE-CARBONYL GROUPS OF THE COMPLETELY CONDENSED KETONE-ALDEHYDE RESIN TO FORM A CORRESPONDING SECONDARY ALCOHOL.
Claim 2
Independent Claim
36 words
THE METHOD OF FINISING FABRICS COMPRISING APPLYING A KETONE-ALDEHYDE RESIN PRECONDENSATE TO THE FABRIC, DONDENSING THE KETONE-ALDEHYDE RESIN, AND THEREAFTER REDUCING THE KETONE-CARBONYL GROUPS OF THE COMPLETELY CONDENSED KETONE-ALDEHYDE RESIN TO FORM A CORRESPONDING SECONDARY ALCOHOL.
References Cited (Backward Citations)
US2504835A
Cited
US2683721A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-10 | 1964-07-11 | 1965-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-10 | 1968-07-11 | 1969-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-10 | 1972-07-11 | 1973-01-10 | $7700.00 | Window Closed / Lapsed |