US2676522A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cell case partition assembling machine
Assignee: J H MAYHEW Co
•
Filing: 1949-05-07
•
Granted: 1954-04-27
•
Expires: 1969-05-07
Abstract
No abstract record available.
Inventors
- 👤 Arthur W Baker
- 👤 George G Porter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 07:27
CPC Classifications
B; B31; B31D; B31D5/00; B31D5/0004; B31D5/0013; B31B; B31B2105/00; B31B2120/00; B31B2120/20; B31B2120/25; B31B50/00; B31B50/74; B31B50/81
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US369944A
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US575096A
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US659010A
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US667287A
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US1059325A
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US1110656A
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US1290816A
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US1673902A
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US2092760A
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US2163923A
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US2352088A
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US2493243A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-26 | 1957-10-26 | 1958-04-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-26 | 1961-10-26 | 1962-04-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-26 | 1965-10-26 | 1966-04-27 | $7700.00 | Window Closed / Lapsed |