US2841313A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self venting dispensing spout
Assignee: Individual
•
Filing: 1955-03-10
•
Granted: 1958-07-01
•
Expires: 1975-03-10
Abstract
No abstract record available.
Inventors
- 👤 Jr Richard W Beall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:06
CPC Classifications
B; B65; B65D; B65D47/00; B65D47/04; B65D47/20; B65D47/24; B65D47/248
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US14229A
Cited
US196285A
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US1054146A
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US1500347A
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US2445130A
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US2463922A
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US2488236A
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US2700484A
Cited
US2753090A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-30 | 1961-12-30 | 1962-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-30 | 1965-12-30 | 1966-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-30 | 1969-12-30 | 1970-07-01 | $7700.00 | Window Closed / Lapsed |