US2898015A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pouring stream control for container
Assignee: Individual
•
Filing: 1956-04-20
•
Granted: 1959-08-04
•
Expires: 1976-04-20
Abstract
No abstract record available.
Inventors
- 👤 John E Borah
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:06
CPC Classifications
B; B65; B65D; B65D47/00; B65D47/04; B65D47/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US928561A
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US1393689A
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US1449811A
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US2173571A
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US2301212A
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US2606694A
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US2662670A
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US2776787A
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US2704075A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-03 | 1963-02-02 | 1963-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-03 | 1967-02-02 | 1967-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-03 | 1971-02-02 | 1971-08-04 | $7700.00 | Window Closed / Lapsed |