US2990995A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carton construction
Assignee: Packaging Corp of America
•
Filing: 1958-02-24
•
Granted: 1961-07-04
•
Expires: 1978-02-24
Abstract
No abstract record available.
Inventors
- 👤 Carl F Wessel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 18:55
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/001; B65D5/0015; B65D5/003; B65D5/0035; B65D5/004; Y; Y10; Y10S; Y10S229/00; Y10S229/915; Y10S229/916
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1666333A
Cited
US2131389A
Cited
US2218360A
Cited
US2179981A
Cited
US2342564A
Cited
US2468951A
Cited
US2690285A
Cited
US2777627A
Cited
GB783932A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-03 | 1965-01-02 | 1965-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-03 | 1969-01-02 | 1969-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-03 | 1973-01-02 | 1973-07-04 | $7700.00 | Window Closed / Lapsed |