US935341A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flushing-cistern for closet-bowls.
Assignee: Individual
•
Filing: 1907-03-07
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Granted: 1909-09-28
•
Expires: 1927-03-07
Abstract
No abstract record available.
Inventors
- 👤 John H Van Zandt
- 👤 William E Thacher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:01
CPC Classifications
E; E03; E03D; E03D1/00; E03D1/24; E03D1/28; E03D1/286
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1912-09-27 | 1913-03-29 | 1913-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-09-27 | 1917-03-29 | 1917-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-09-27 | 1921-03-29 | 1921-09-28 | $7700.00 | Window Closed / Lapsed |