Patent US2648279A successfully refreshed from Google Patents.
US2648279A
Expired / Lapsed
US
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Type wheel indexing laundry listing machine
Assignee: NAT MARKING MACH CO
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Filing: 1950-06-09
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Granted: 1953-08-11
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Expires: 1970-06-09
Abstract
No abstract record available.
Inventors
- 👤 William J Keuper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 17:14
CPC Classifications
B; B41; B41K; B41K3/00; B41K3/42
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1063180A
Cited
US1442059A
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US936398A
Cited
US1131865A
Cited
US1352070A
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US1799408A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-08-10 | 1957-02-09 | 1957-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-08-10 | 1961-02-09 | 1961-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-08-10 | 1965-02-09 | 1965-08-11 | $7700.00 | Window Closed / Lapsed |