US3439844A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tapping device for beer kegs and the like
Assignee: CONSOLIDATED GOLD ASSETS Inc
•
Filing: 1965-10-22
•
Granted: 1969-04-22
•
Expires: 1985-10-22
Abstract
No abstract record available.
Inventors
- 👤 Mack S Johnston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:29
CPC Classifications
B; B67; B67D; B67D1/00; B67D1/08; B67D1/0829; B67D1/0831; B67D1/0832
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2223012A
Cited
US2741497A
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US2715980A
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US3085820A
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US3065885A
Cited
US3090530A
Cited
US3173586A
Cited
US3228413A
Cited
US3231149A
Cited
US3272404A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-21 | 1972-10-21 | 1973-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-21 | 1976-10-21 | 1977-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-21 | 1980-10-21 | 1981-04-22 | $7700.00 | Window Closed / Lapsed |