US2452607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Methods of packaging
Assignee: EXTRUDED PLASTICS Inc
•
Filing: 1945-02-02
•
Granted: 1948-11-02
•
Expires: 1965-02-02
Abstract
No abstract record available.
Inventors
- 👤 Charles E Slaughter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:54
CPC Classifications
B; B65; B65B; B65B9/00; B65B9/10; B65B9/24; B29; B29C; B29C48/00; B29C48/15; B29C48/157; B29C48/03; B29C48/09; B29C48/13; Y; Y10; Y10S; Y10S264/00; Y10S264/71; Y10T; Y10T156/00; Y10T156/10; Y10T156/1002; Y10T156/1005
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2141318A
Cited
US862475A
Cited
US1481866A
Cited
US1558018A
Cited
US1740029A
Cited
US2009241A
Cited
US2127857A
Cited
US2027962A
Cited
US2057121A
Cited
US2012405A
Cited
US2152101A
Cited
US2113636A
Cited
US2249085A
Cited
US2145941A
Cited
US2291670A
Cited
US2340260A
Cited
US2289668A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-11-02 | 1952-05-03 | 1952-11-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-02 | 1956-05-03 | 1956-11-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-02 | 1960-05-03 | 1960-11-02 | $7700.00 | Window Closed / Lapsed |