US2850811A
Expired / Lapsed
US
⏱️ 0.0 years remaining
System of executing lettering
Assignee: Individual
•
Filing: 1954-10-29
•
Granted: 1958-09-09
•
Expires: 1974-10-29
Abstract
No abstract record available.
Inventors
- 👤 William J Boley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:59
CPC Classifications
G; G09; G09B; G09B11/00; G09B11/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US187420A
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US217736A
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GB190422344A
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US1022384A
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US1145512A
Cited
US1369470A
Cited
US1493485A
Cited
US1574953A
Cited
US1593892A
Cited
AT125825B
Cited
US2041993A
Cited
US2298635A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-08 | 1962-03-10 | 1962-09-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-08 | 1966-03-10 | 1966-09-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-08 | 1970-03-10 | 1970-09-09 | $7700.00 | Window Closed / Lapsed |