Patent US915792A successfully refreshed from Google Patents.
US915792A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plumbing-fixture.
Assignee: FROST MANUFACTURING Co
•
Filing: 1908-04-02
•
Granted: 1909-03-23
•
Expires: 1928-04-02
Abstract
No abstract record available.
Inventors
- 👤 Julian W Palmer
- 👤 Francis N Palmer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:00
CPC Classifications
F; F16; F16L; F16L41/00; F16L41/02; F16L41/021
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1912-03-22 | 1912-09-21 | 1913-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-03-22 | 1916-09-21 | 1917-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-03-22 | 1920-09-21 | 1921-03-23 | $7700.00 | Window Closed / Lapsed |