Patent US2628092A successfully refreshed from Google Patents.
US2628092A
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US
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Mechanism for folding documents over the edge of cards
Assignee: International Business Machines Corp
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Filing: 1949-11-30
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Granted: 1953-02-10
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Expires: 1969-11-30
Abstract
No abstract record available.
Inventors
- 👤 Gustav V A Malmros
- 👤 Jr Edmund A Barber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:20
CPC Classifications
B; B65; B65H; B65H37/00; B65H37/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-02-10 | 1956-08-11 | 1957-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-10 | 1960-08-11 | 1961-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-10 | 1964-08-11 | 1965-02-10 | $7700.00 | Window Closed / Lapsed |