Patent US2856067A successfully refreshed from Google Patents.
US2856067A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Packaging devices
Assignee: Individual
•
Filing: 1956-02-27
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Granted: 1958-10-14
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Expires: 1976-02-27
Abstract
No abstract record available.
Inventors
- 👤 George C Sparks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 17:42
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/44; B65D5/50; B65D5/5021
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB162362A
Cited
US2426899A
Cited
US2559552A
Cited
US2660361A
Cited
US2620962A
Cited
US2737337A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-10-13 | 1962-04-14 | 1962-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-10-13 | 1966-04-14 | 1966-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-10-13 | 1970-04-14 | 1970-10-14 | $7700.00 | Window Closed / Lapsed |