US3331387A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Float control means for use in water closets and the like
Assignee: Individual
•
Filing: 1964-06-24
•
Granted: 1967-07-18
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Expires: 1984-06-24
Abstract
No abstract record available.
Inventors
- 👤 Walters Manuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:35
CPC Classifications
E; E03; E03D; E03D1/00; E03D1/30; E03D1/32; E03D1/33; Y; Y10; Y10T; Y10T137/00; Y10T137/7287; Y10T137/7358; Y10T137/7413; Y10T137/7439; Y10T137/7465; Y10T137/7472
Claims Analysis
Total Claims: 0
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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) | 1970-07-17 | 1971-01-16 | 1971-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-17 | 1975-01-16 | 1975-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-17 | 1979-01-16 | 1979-07-18 | $7700.00 | Window Closed / Lapsed |