US2443002A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spool stripper
Assignee: Individual
•
Filing: 1945-08-14
•
Granted: 1948-06-08
•
Expires: 1965-08-14
Abstract
No abstract record available.
Inventors
- 👤 Harold A Giffin
- 👤 York Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:45
CPC Classifications
B; B65; B65H; B65H73/00; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE16056E
Cited
US1080794A
Cited
GB191407628A
Cited
US1119993A
Cited
US1274522A
Cited
US1412719A
Cited
US1496098A
Cited
US1631920A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-06-08 | 1951-12-08 | 1952-06-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-06-08 | 1955-12-08 | 1956-06-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-06-08 | 1959-12-08 | 1960-06-08 | $7700.00 | Window Closed / Lapsed |