US2623441A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bagmaking apparatus
Assignee: Rose Brothers Gainsborough Ltd
•
Filing: 1948-01-08
•
Granted: 1952-12-30
•
Expires: 1968-01-08
Abstract
No abstract record available.
Inventors
- 👤 Rose Alfred German
- 👤 Gilbert Joseph Arthur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 04:52
CPC Classifications
B; B31; B31B; B31B70/00; B31B70/26; B31B70/261; B31B2160/00; B31B2160/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2103339A
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US2348196A
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US2205005A
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US2260064A
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US2273585A
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US2532784A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-30 | 1956-06-30 | 1956-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-30 | 1960-06-30 | 1960-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-30 | 1964-06-30 | 1964-12-30 | $7700.00 | Window Closed / Lapsed |