US2796978A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Gardner Board and Carton Co
•
Filing: 1955-07-25
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Granted: 1957-06-25
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Expires: 1975-07-25
Abstract
No abstract record available.
Inventors
- 👤 Glenn E Struble
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:02
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/44; B65D5/52; B65D5/526; B65D5/5266
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US435022A
Cited
US626067A
Cited
US2006822A
Cited
US2495676A
Cited
US2518779A
Cited
US2609090A
Cited
US2688396A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-06-24 | 1960-12-24 | 1961-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-24 | 1964-12-24 | 1965-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-24 | 1968-12-24 | 1969-06-25 | $7700.00 | Window Closed / Lapsed |