US1840686A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Color projecting and distributing apparatus for painters
Assignee: Individual
•
Filing: 1930-06-07
•
Granted: 1932-01-12
•
Expires: 1950-06-07
Abstract
No abstract record available.
Inventors
- 👤 Zechmanek Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 16:29
CPC Classifications
B; B05; B05B; B05B7/00; B05B7/02; B05B7/06; B05B7/062; B05B7/066; B05B3/00; B05B3/02; B05B3/04; B05B3/0417; B05B3/0425; B05B3/0426
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) | 1935-01-11 | 1935-07-13 | 1936-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-01-11 | 1939-07-13 | 1940-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-01-11 | 1943-07-13 | 1944-01-12 | $7700.00 | Window Closed / Lapsed |