US3487777A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary marking tool
Assignee: Individual
•
Filing: 1967-09-18
•
Granted: 1970-01-06
•
Expires: 1987-09-18
Abstract
No abstract record available.
Inventors
- 👤 Jerome Friedman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:09
CPC Classifications
B; B44; B44B; B44B5/00; B44B5/02; B44B5/026; B44B5/0004; B44B5/0009; B44B5/0014; Y; Y10; Y10T; Y10T74/00; Y10T74/21; Y10T74/2133; Y10T74/2136; Y10T74/2141
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US251425A
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US1244426A
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US1646576A
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US1735923A
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US2676534A
Cited
US2974583A
Cited
US2969932A
Cited
US3138343A
Cited
US3146707A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-05 | 1973-07-07 | 1974-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-05 | 1977-07-07 | 1978-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-05 | 1981-07-07 | 1982-01-06 | $7700.00 | Window Closed / Lapsed |