US2633172A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible container
Assignee: Individual
•
Filing: 1948-11-01
•
Granted: 1953-03-31
•
Expires: 1968-11-01
Abstract
No abstract record available.
Inventors
- 👤 Kenneth L Treiber
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:18
CPC Classifications
B; B65; B65D; B65D88/00; B65D88/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2261035A
Cited
US2313997A
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US2326263A
Cited
US2378128A
Cited
US2355084A
Cited
US2370799A
Cited
US2457066A
Cited
US2440462A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-30 | 1956-09-29 | 1957-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-30 | 1960-09-29 | 1961-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-30 | 1964-09-29 | 1965-03-31 | $7700.00 | Window Closed / Lapsed |