US3073472A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Closure for containers
Assignee: Individual
•
Filing: 1961-01-30
•
Granted: 1963-01-15
•
Expires: 1981-01-30
Abstract
No abstract record available.
Inventors
- 👤 Harold W Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:36
CPC Classifications
B; B65; B65D; B65D41/00; B65D41/32; B65D41/46; B65D41/48; B65D41/485; B65D2401/00; B65D2401/15; B65D2401/25; B65D2401/35; Y; Y10; Y10S; Y10S215/00; Y10S215/901
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) | 1966-01-14 | 1966-07-16 | 1967-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-14 | 1970-07-16 | 1971-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-14 | 1974-07-16 | 1975-01-15 | $7700.00 | Window Closed / Lapsed |