US3434626A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic container bottom of increased strength
Assignee: Phillips Petroleum Co
•
Filing: 1966-08-01
•
Granted: 1969-03-25
•
Expires: 1986-08-01
Abstract
No abstract record available.
Inventors
- 👤 William G Kinslow Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:34
CPC Classifications
B; B65; B65D; B65D1/00; B65D1/02; B65D1/0223; B65D1/0261; B65D1/0276
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2431537A
Cited
US2790994A
Cited
US2688995A
Cited
US3156279A
Cited
US3237910A
Cited
US3100576A
Cited
US3312262A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-24 | 1972-09-23 | 1973-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-24 | 1976-09-23 | 1977-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-24 | 1980-09-23 | 1981-03-25 | $7700.00 | Window Closed / Lapsed |