US2423768A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for coating flexible webs
Assignee: Warren SD Co
•
Filing: 1943-01-13
•
Granted: 1947-07-08
•
Expires: 1963-01-13
Abstract
No abstract record available.
Inventors
- 👤 Lindsay O Goff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:24
CPC Classifications
B; B05; B05C; B05C11/00; B05C11/02; B05C11/06; D; D06; D06B; D06B15/00; D06B15/09
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB309866A
Cited
US1899449A
Cited
US2073461A
Cited
US2130241A
Cited
US2139628A
Cited
US2176093A
Cited
US2236005A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-07-07 | 1951-01-06 | 1951-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-07-07 | 1955-01-06 | 1955-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-07-07 | 1959-01-06 | 1959-07-08 | $7700.00 | Window Closed / Lapsed |