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US3473723A
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US
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Leakproof container
Assignee: Union Camp Corp
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Filing: 1968-05-13
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Granted: 1969-10-21
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Expires: 1988-05-13
Abstract
No abstract record available.
Inventors
- 👤 Robert W Bolling Jr
- 👤 Willis L Fenwick
- 👤 Jerry H Reeves
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:57
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/02; B65D5/0227; B31; B31B; B31B50/00; B31B50/14; B31B50/16; B31B50/18; B31F; B31F1/00; B31F1/08; B31F1/10; B31B2100/00; B31B2100/002; B31B2100/0022; B31B2120/00; B31B2120/30; B31B50/25; B31B50/254; B31B50/256; B31B50/60; B31B50/62; B31B50/622; B31B50/74; B31B50/76
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-20 | 1973-04-21 | 1973-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-20 | 1977-04-21 | 1977-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-20 | 1981-04-21 | 1981-10-21 | $7700.00 | Window Closed / Lapsed |