US3481524A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container with pouring spout
Assignee: Packaging Corp of America
•
Filing: 1967-12-18
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Granted: 1969-12-02
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Expires: 1987-12-18
Abstract
No abstract record available.
Inventors
- 👤 Glenn E Ruud
- 👤 Norman L Rathfon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 10:23
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/72; B65D5/74; B65D5/741; B65D5/742; B65D5/44; B65D5/46; B65D5/46008; B65D5/46024
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) | 1972-12-01 | 1973-06-02 | 1973-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-01 | 1977-06-02 | 1977-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-01 | 1981-06-02 | 1981-12-02 | $7700.00 | Window Closed / Lapsed |