Patent US3402663A successfully refreshed from Google Patents.
US3402663A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Continuous noncellular rubber foam stamp
Assignee: Individual
•
Filing: 1966-11-18
•
Granted: 1968-09-24
•
Expires: 1986-11-18
Abstract
No abstract record available.
Inventors
- 👤 Funahashi Takaji
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 18:51
CPC Classifications
B; B41; B41K; B41K1/00; B41K1/36; B41K1/56; B41K1/38
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US593482A
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US593946A
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US1887310A
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US2318465A
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US2335992A
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US2392521A
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GB671807A
Cited
US2819668A
Cited
US2950676A
Cited
US2900902A
Cited
US3023701A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-24 | 1972-03-25 | 1972-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-24 | 1976-03-25 | 1976-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-24 | 1980-03-25 | 1980-09-24 | $7700.00 | Window Closed / Lapsed |