US2546308A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Floor marking device
Assignee: Individual
•
Filing: 1948-12-29
•
Granted: 1951-03-27
•
Expires: 1968-12-29
Abstract
No abstract record available.
Inventors
- 👤 Kahler John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:09
CPC Classifications
E; E01; E01C; E01C23/00; E01C23/16; E01C23/18; E01C23/185; A; A63; A63C; A63C19/00; A63C19/06; A63C19/08; Y; Y10; Y10T; Y10T156/00; Y10T156/17; Y10T156/1788; Y10T156/179; Y10T156/1795
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1866549A
Cited
US1882413A
Cited
US1985191A
Cited
US2116407A
Cited
US2192290A
Cited
US2297525A
Cited
US2434996A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-26 | 1954-09-25 | 1955-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-26 | 1958-09-25 | 1959-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-26 | 1962-09-25 | 1963-03-27 | $7700.00 | Window Closed / Lapsed |