US2437198A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packaging machinery
Assignee: Rose Brothers Gainsborough Ltd
•
Filing: 1944-07-08
•
Granted: 1948-03-02
•
Expires: 1964-07-08
Abstract
No abstract record available.
Inventors
- 👤 Kay James Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:07
CPC Classifications
B; B65; B65B; B65B51/00; B65B51/02; B65B51/026
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US597981A
Cited
US2300078A
Cited
US1282950A
Cited
US1392117A
Cited
US1437285A
Cited
US1987500A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-03-02 | 1951-09-01 | 1952-03-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-03-02 | 1955-09-01 | 1956-03-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-03-02 | 1959-09-01 | 1960-03-02 | $7700.00 | Window Closed / Lapsed |