US2835060A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mount for display letters or the like and method of mounting letters
Assignee: Individual
•
Filing: 1955-07-12
•
Granted: 1958-05-20
•
Expires: 1975-07-12
Abstract
No abstract record available.
Inventors
- 👤 Werner I Staaf
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:42
CPC Classifications
G; G09; G09F; G09F7/00; G09F7/16; Y; Y10; Y10S; Y10S24/00; Y10S24/11; Y10S411/00; Y10S411/955; Y10S411/965
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US913024A
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US1636130A
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US1679462A
Cited
GB442832A
Cited
CH191806A
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US2235078A
Cited
US2365629A
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US2596879A
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FR1089866A
Cited
FR1119436A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-19 | 1961-11-18 | 1962-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-19 | 1965-11-18 | 1966-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-19 | 1969-11-18 | 1970-05-20 | $7700.00 | Window Closed / Lapsed |