US3498521A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carton with plastic sealing
Assignee: Individual
•
Filing: 1967-12-11
•
Granted: 1970-03-03
•
Expires: 1987-12-11
Abstract
No abstract record available.
Inventors
- 👤 Lester D Gill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 12:11
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/18; B65D5/42; B65D5/56; B65D5/72; B65D5/74
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1365250A
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US1910178A
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US2168186A
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US2201416A
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US2305365A
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US2323287A
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US2693307A
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US2815164A
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US2959336A
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US3067079A
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US3122298A
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US3217964A
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US3269640A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-02 | 1973-09-01 | 1974-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-02 | 1977-09-01 | 1978-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-02 | 1981-09-01 | 1982-03-03 | $7700.00 | Window Closed / Lapsed |