US2785841A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Non-drip controllable-flow bottle and closure
Assignee: R T FRENCH Co
•
Filing: 1954-12-22
•
Granted: 1957-03-19
•
Expires: 1974-12-22
Abstract
No abstract record available.
Inventors
- 👤 Oscar L Westgate
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 09:50
CPC Classifications
B; B65; B65D; B65D47/00; B65D47/40; Y; Y10; Y10S; Y10S220/00; Y10S220/05
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-03-18 | 1960-09-17 | 1961-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-03-18 | 1964-09-17 | 1965-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-03-18 | 1968-09-17 | 1969-03-19 | $7700.00 | Window Closed / Lapsed |