US2790594A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Art of packaging
Assignee: Milprint Inc
•
Filing: 1953-07-03
•
Granted: 1957-04-30
•
Expires: 1973-07-03
Abstract
No abstract record available.
Inventors
- 👤 Paul B Hultkrans
- 👤 Donald P Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 12:49
CPC Classifications
B; B65; B65D; B65D75/00; B65D75/52; B65D75/58; B65D75/66; B31; B31B; B31B50/00; B31B50/74; B31B50/81; B31B50/812; B31B50/8125; B31B50/8126
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1976211A
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US2071926A
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US2102716A
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US2347439A
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US2334381A
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US2326931A
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US2370079A
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US2350244A
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US2360845A
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US2467875A
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US2653432A
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US2699285A
Cited
US2643049A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-29 | 1960-10-29 | 1961-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-29 | 1964-10-29 | 1965-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-29 | 1968-10-29 | 1969-04-30 | $7700.00 | Window Closed / Lapsed |