US3441146A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sectionalized rack assembly
Assignee: SUMMERS MINETTE E
•
Filing: 1966-12-22
•
Granted: 1969-04-29
•
Expires: 1986-12-22
Abstract
No abstract record available.
Inventors
- 👤 Marion K Summers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:12
CPC Classifications
A; A47; A47J; A47J47/00; A47J47/16; A47B; A47B73/00; A47B87/00; A47B87/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US372222A
Cited
US779621A
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US873496A
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US892238A
Cited
US2506844A
Cited
US3079039A
Cited
US3219400A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-28 | 1972-10-28 | 1973-04-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-28 | 1976-10-28 | 1977-04-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-28 | 1980-10-28 | 1981-04-29 | $7700.00 | Window Closed / Lapsed |