US3218746A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sign assembly
Assignee: HAWKINS HAWKINS CO Inc
•
Filing: 1963-07-09
•
Granted: 1965-11-23
•
Expires: 1983-07-09
Abstract
No abstract record available.
Inventors
- 👤 Jr Norman L Hawkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 13:33
CPC Classifications
G; G09; G09F; G09F7/00; G09F7/18; G09F2007/1804
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US727065A
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US827355A
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US1041866A
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US1888246A
Cited
US1995869A
Cited
FR794648A
Cited
US2110555A
Cited
US2596064A
Cited
US3077687A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-22 | 1969-05-24 | 1969-11-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-22 | 1973-05-24 | 1973-11-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-22 | 1977-05-24 | 1977-11-23 | $7700.00 | Window Closed / Lapsed |