US3498446A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Frame style package
Assignee: Westvaco Corp
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Filing: 1968-12-11
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Granted: 1970-03-03
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Expires: 1988-12-11
Abstract
No abstract record available.
Inventors
- 👤 Lawrence J Lafreniere
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 04:49
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/20; B65D5/42; B65D5/4204; B65D5/4208; Y; Y10; Y10S; Y10S206/00; Y10S206/806
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) | 1973-03-02 | 1973-09-01 | 1974-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-02 | 1977-09-01 | 1978-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-02 | 1981-09-01 | 1982-03-03 | $7700.00 | Window Closed / Lapsed |