US3429429A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compartmented package
Assignee: Individual
•
Filing: 1967-07-17
•
Granted: 1969-02-25
•
Expires: 1987-07-17
Abstract
No abstract record available.
Inventors
- 👤 Edward J Poitras
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:00
CPC Classifications
B; B65; B65D; B65D81/00; B65D81/32; B65D81/3261; B65D81/3272
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2899347A
Cited
US2552870A
Cited
US2771724A
Cited
US3085681A
Cited
US3255872A
Cited
US3343664A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-25 | 1972-08-26 | 1973-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-25 | 1976-08-26 | 1977-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-25 | 1980-08-26 | 1981-02-25 | $7700.00 | Window Closed / Lapsed |