US3454158A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vacuum package and container therefor
Assignee: Dow Chemical Co
•
Filing: 1967-05-17
•
Granted: 1969-07-08
•
Expires: 1987-05-17
Abstract
No abstract record available.
Inventors
- 👤 Ruben A Tigner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:57
CPC Classifications
B; B65; B65D; B65D75/00; B65D75/28; B65D75/30; B65D75/32; B65D75/321; B65D75/322
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3172768A
Cited
US2621129A
Cited
US2893877A
Cited
US3070446A
Cited
US3154898A
Cited
US3229810A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-07 | 1973-01-06 | 1973-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-07 | 1977-01-06 | 1977-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-07 | 1981-01-06 | 1981-07-08 | $7700.00 | Window Closed / Lapsed |