US2582489A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure sealing bottle cap
Assignee: Individual
•
Filing: 1949-05-09
•
Granted: 1952-01-15
•
Expires: 1969-05-09
Abstract
No abstract record available.
Inventors
- 👤 Rudolph E Krueger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:44
CPC Classifications
B; B65; B65D; B65D51/00; B65D51/16; B65D51/1672; B65D51/1683
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US587876A
Cited
US745375A
Cited
US1832669A
Cited
US1904250A
Cited
US2387978A
Cited
US2388050A
Cited
US2447581A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-14 | 1955-07-16 | 1956-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-14 | 1959-07-16 | 1960-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-14 | 1963-07-16 | 1964-01-15 | $7700.00 | Window Closed / Lapsed |