Patent US2253922A successfully refreshed from Google Patents.
US2253922A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of tape
Assignee: CLEEF BROS VAN
•
Filing: 1940-10-25
•
Granted: 1941-08-26
•
Expires: 1960-10-25
Abstract
No abstract record available.
Inventors
- 👤 Paul Van Cleef
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 23:32
CPC Classifications
C; C09; C09J; C09J7/00; C09J7/20; C09J7/21; C09J2203/00; C09J2203/31; C09J2400/00; C09J2400/20; C09J2400/26; C09J2400/263
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1944-08-25 | 1945-02-24 | 1945-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-08-25 | 1949-02-24 | 1949-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-08-25 | 1953-02-24 | 1953-08-26 | $7700.00 | Window Closed / Lapsed |