Patent US2639648A successfully refreshed from Google Patents.
US2639648A
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US
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Carton setup machine
Assignee: Shellmar Products Corp
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Filing: 1946-09-28
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Granted: 1953-05-26
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Expires: 1966-09-28
Abstract
No abstract record available.
Inventors
- 👤 Richard J Fahey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 08:59
CPC Classifications
B; B31; B31B; B31B50/00; B31B50/74; B31B50/76; B31B50/78; B31B2100/00; B31B2120/00; B31B2120/20; B31B2120/30; B31B2241/00; B31B2241/002; B31B50/81
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US656593A
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US1206405A
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US1765416A
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US2018396A
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US2057082A
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US2241678A
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US2291063A
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US2341070A
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US2440840A
Cited
US2479994A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-05-25 | 1956-11-24 | 1957-05-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-25 | 1960-11-24 | 1961-05-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-25 | 1964-11-24 | 1965-05-26 | $7700.00 | Window Closed / Lapsed |