US2989828A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic plant package
Assignee: Flex-O-Glass Inc
•
Filing: 1958-09-04
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Granted: 1961-06-27
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Expires: 1978-09-04
Abstract
No abstract record available.
Inventors
- 👤 Warp Harold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:07
CPC Classifications
B; B65; B65B; B65B9/00; B65B9/10; B65B9/15; A; A01; A01G; A01G9/00; A01G9/02
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) | 1964-06-26 | 1964-12-26 | 1965-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-06-26 | 1968-12-26 | 1969-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-06-26 | 1972-12-26 | 1973-06-27 | $7700.00 | Window Closed / Lapsed |