Patent US2581237A successfully refreshed from Google Patents.
US2581237A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dispensing container
Assignee: Ex-Cell-O Corp
•
Filing: 1946-09-27
•
Granted: 1952-01-01
•
Expires: 1966-09-27
Abstract
No abstract record available.
Inventors
- 👤 Roger H Casler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 02:44
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/70; B65D5/701; Y; Y10; Y10S; Y10S229/00; Y10S229/933; Y10S229/936
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US958707A
Cited
US2365159A
Cited
US2345411A
Cited
US2398404A
Cited
GB565842A
Cited
US2360415A
Cited
US2417104A
Cited
US3360439A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-12-31 | 1955-07-02 | 1956-01-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-12-31 | 1959-07-02 | 1960-01-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-12-31 | 1963-07-02 | 1964-01-01 | $7700.00 | Window Closed / Lapsed |