US3390941A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stoppers for liquid containers
Assignee: Werner and Mertz GmbH
•
Filing: 1965-09-22
•
Granted: 1968-07-02
•
Expires: 1985-09-22
Abstract
No abstract record available.
Inventors
- 👤 Weber Wolfgang
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:22
CPC Classifications
B; B65; B65D; B65D51/00; B65D51/18; A; A47; A47L; A47L23/00; A47L23/04; A47L23/05; B65D47/00; B65D47/04; B65D47/20; B65D47/26; B65D47/261; B65D47/263; B65D2251/00; B65D2251/0003; B65D2251/0006; B65D2251/0015; B65D2251/0068; B65D2251/0087
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3005578A
Cited
US3184782A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-02 | 1972-01-01 | 1972-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-02 | 1976-01-01 | 1976-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-02 | 1980-01-01 | 1980-07-02 | $7700.00 | Window Closed / Lapsed |