Patent US1151255A successfully refreshed from Google Patents.
US1151255A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of rendering corrosive fluids non-corrosive.
Assignee: Pyrene Manufacturing Co
•
Filing: 1913-11-18
•
Granted: 1915-08-24
•
Expires: 1933-11-18
Abstract
No abstract record available.
Inventors
- 👤 George E Ferguson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:31
CPC Classifications
C; C07; C07C; C07C17/00; C07C17/38; C07C17/42
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) | 1918-08-23 | 1919-02-22 | 1919-08-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1922-08-23 | 1923-02-22 | 1923-08-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1926-08-23 | 1927-02-22 | 1927-08-24 | $7700.00 | Window Closed / Lapsed |