US3485539A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roller bearing multiple section drawer track
Assignee: Individual
•
Filing: 1966-05-19
•
Granted: 1969-12-23
•
Expires: 1986-05-19
Abstract
No abstract record available.
Inventors
- 👤 Herbert S Fall
- 👤 James M Harrell
- 👤 William D York
- 👤 Wayne H Young
- 👤 Lawrence M Vaughn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:29
CPC Classifications
A; A47; A47B; A47B88/00; A47B88/40; A47B88/49; A47B88/493; A47B2210/00; A47B2210/0002; A47B2210/0029; A47B2210/0037; A47B2210/0051; A47B2210/0059
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR636274A
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US1494638A
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FR609836A
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US1761123A
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US1995978A
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US2323604A
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US2520453A
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US2561163A
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US2596654A
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GB659534A
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US2692170A
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US2720434A
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US3016720A
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US3096125A
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US3186785A
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US3258299A
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US3248900A
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US3320003A
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US3357753A
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US3341262A
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US3337274A
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US3353874A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-22 | 1973-06-23 | 1973-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-22 | 1977-06-23 | 1977-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-22 | 1981-06-23 | 1981-12-23 | $7700.00 | Window Closed / Lapsed |