US2443284A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wrinkle varnish
Assignee: New Wrinkle Inc
•
Filing: 1945-06-11
•
Granted: 1948-06-15
•
Expires: 1965-06-11
Abstract
No abstract record available.
Inventors
- 👤 William A Waldie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:41
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/28; C08; C08G; C08G63/00; C08G63/02; C08G63/12; C08G63/46; C08G63/48
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2260140A
Cited
US2044747A
Cited
US2041248A
Cited
US2069252A
Cited
US2195362A
Cited
US2206171A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-06-15 | 1951-12-15 | 1952-06-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-06-15 | 1955-12-15 | 1956-06-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-06-15 | 1959-12-15 | 1960-06-15 | $7700.00 | Window Closed / Lapsed |