Patent US2330756A successfully refreshed from Google Patents.
US2330756A
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Metal edge box staying machine
Assignee: SUARM Inc A CORP OF PA
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Filing: 1941-11-24
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Granted: 1943-09-28
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Expires: 1961-11-24
Abstract
No abstract record available.
Inventors
- 👤 Esther M Stanger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 23:19
CPC Classifications
B; B31; B31B; B31B50/00; B31B50/60; B31B50/68; B31B50/70; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49833; Y10T29/49908; Y10T29/49915; Y10T29/49922; Y10T29/49936; Y10T29/53; Y10T29/53709; Y10T29/53787
Claims Analysis
Total Claims: 0
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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) | 1946-09-27 | 1947-03-29 | 1947-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-09-27 | 1951-03-29 | 1951-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-09-27 | 1955-03-29 | 1955-09-28 | $7700.00 | Window Closed / Lapsed |