US2885300A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for producing resin treated leather
Assignee: LUCILLE V SINGLETON
•
Filing: 1952-10-22
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Granted: 1959-05-05
•
Expires: 1972-10-22
Abstract
No abstract record available.
Inventors
- 👤 John W Cunningham
- 👤 Robert S Singleton
- 👤 George W Singleton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:19
CPC Classifications
C; C14; C14C; C14C9/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
THE METHOD OF TREATING LEATHER INCLUDING THE STEPS OF, IMPREGNATING THE LEATHER WITH AN AQUEOUS DISPERSION. OF A SYNTHETIC RESIN, ANCHORING THE LEATHER TO PREVENT SHRINKAGE THEREOF, DRYING THE IMPREGNATED LEATHER WHILE SO ANCHORED, AND SUBJECTING THE LEATHER TO HEAT TO FUSE THE RESIN IN THE LEATHER.
Claim 2
Independent Claim
47 words
THE METHOD OF TREATING LEATHER INCLUDING THE STEPS OF, IMPREGNATING THE LEATHER WITH AN AQUEOUS DISPERSION. OF A SYNTHETIC RESIN, ANCHORING THE LEATHER TO PREVENT SHRINKAGE THEREOF, DRYING THE IMPREGNATED LEATHER WHILE SO ANCHORED, AND SUBJECTING THE LEATHER TO HEAT TO FUSE THE RESIN IN THE LEATHER.
References Cited (Backward Citations)
US1740680A
Cited
GB439884A
Cited
US2272057A
Cited
US2356879A
Cited
US2452536A
Cited
US2635060A
Cited
US2614094A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-05-04 | 1962-11-03 | 1963-05-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-05-04 | 1966-11-03 | 1967-05-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-05-04 | 1970-11-03 | 1971-05-05 | $7700.00 | Window Closed / Lapsed |