US1136110A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of cleaning sheet-metal plates.
Assignee: Primerica Inc
•
Filing: 1912-09-09
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Granted: 1915-04-20
•
Expires: 1932-09-09
Abstract
No abstract record available.
Inventors
- 👤 Felix Eberhart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:59
CPC Classifications
C; C11; C11D; C11D2111/00; C11D2111/10; C11D2111/14; C11D2111/22; Y; Y10; Y10T; Y10T29/00; Y10T29/45; Y10T29/4533; Y10T29/4539
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) | 1918-04-19 | 1918-10-19 | 1919-04-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1922-04-19 | 1922-10-19 | 1923-04-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1926-04-19 | 1926-10-19 | 1927-04-20 | $7700.00 | Window Closed / Lapsed |