US2862648A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible dispensing head for pressurized containers
Assignee: Individual
•
Filing: 1954-07-08
•
Granted: 1958-12-02
•
Expires: 1974-07-08
Abstract
No abstract record available.
Inventors
- 👤 Ralph D Cooksley
- 👤 William M Lester
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:10
CPC Classifications
B; B65; B65D; B65D83/00; B65D83/14; B65D83/44; B65D83/48; B65D83/16; B65D83/162; B65D83/32; B65D83/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1992067A
Cited
US2594539A
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US2506449A
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US2682977A
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US2621973A
Cited
US2662668A
Cited
US2681752A
Cited
US2765965A
Cited
US2686081A
Cited
US2772820A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-01 | 1962-06-02 | 1962-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-01 | 1966-06-02 | 1966-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-01 | 1970-06-02 | 1970-12-02 | $7700.00 | Window Closed / Lapsed |