Patent US3533874A successfully refreshed from Google Patents.
US3533874A
Expired / Lapsed
US
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Package with totally enclosed parallel channels
Assignee: Continental Can Co Inc
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Filing: 1966-04-22
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Granted: 1970-10-13
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Expires: 1986-04-22
Abstract
No abstract record available.
Inventors
- 👤 Robert T Elias
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:02
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/44; B65D5/50; B65D5/5028; B65D5/5035; B65D5/5038; B65D5/54; B65D5/548; B31; B31B; B31B2105/00; B31B2105/002; B31B2120/00; B31B2120/20; B31B50/00; B31B50/74; B31B50/81; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1084
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) | 1973-10-12 | 1974-04-13 | 1974-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-12 | 1978-04-13 | 1978-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-12 | 1982-04-13 | 1982-10-13 | $7700.00 | Window Closed / Lapsed |