US2992761A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vented liquid dispensing device
Assignee: Individual
•
Filing: 1958-09-08
•
Granted: 1961-07-18
•
Expires: 1978-09-08
Abstract
No abstract record available.
Inventors
- 👤 Sr Edward P Sommers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:36
CPC Classifications
E; E02; E02D; E02D7/00; E02D7/24; B; B65; B65D; B65D47/00; B65D47/04; B65D47/20; B65D47/24; B65D47/245; B65D47/246; B65D47/247
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2731978A
Cited
US2565954A
Cited
US2744665A
Cited
US2721010A
Cited
US2790582A
Cited
US2842291A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-07-17 | 1965-01-16 | 1965-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-07-17 | 1969-01-16 | 1969-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-07-17 | 1973-01-16 | 1973-07-18 | $7700.00 | Window Closed / Lapsed |