US3209903A
Expired / Lapsed
US
⏱️ 0.0 years remaining
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Assignee: Individual
•
Filing: 1962-06-22
•
Granted: 1965-10-05
•
Expires: 1982-06-22
Abstract
No abstract record available.
Inventors
- 👤 Shiffman Jerome
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:47
CPC Classifications
A; A47; A47F; A47F7/00; A47F7/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1673658A
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US989571A
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US1732214A
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US2187183A
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US2680512A
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US2880857A
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US2930160A
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US2860767A
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US2868367A
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US2966257A
Cited
US3003997A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-10-04 | 1969-04-05 | 1969-10-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-04 | 1973-04-05 | 1973-10-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-04 | 1977-04-05 | 1977-10-05 | $7700.00 | Window Closed / Lapsed |