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Patent US2638262A successfully refreshed from Google Patents.
US2638262A
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Assignee: Individual
•
Filing: 1949-06-18
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Granted: 1953-05-12
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Expires: 1969-06-18
Abstract
No abstract record available.
Inventors
- 👤 Ersel C Mulnix
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 15:55
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/44; B65D5/46; B65D5/46072; B65D5/46088
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1522311A
Cited
US1602702A
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US1715583A
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GB325701A
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US2115782A
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US2134971A
Cited
US2336655A
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US2366304A
Cited
US2382844A
Cited
US2459939A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-05-11 | 1956-11-10 | 1957-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-05-11 | 1960-11-10 | 1961-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-05-11 | 1964-11-10 | 1965-05-12 | $7700.00 | Window Closed / Lapsed |