US2595542A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Knockdown portable shelf
Assignee: Individual
•
Filing: 1948-10-22
•
Granted: 1952-05-06
•
Expires: 1968-10-22
Abstract
No abstract record available.
Inventors
- 👤 Claude H Robbins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 03:53
CPC Classifications
A; A47; A47B; A47B47/00; A47B47/04; A47B47/042
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1288634A
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US1560122A
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US1577207A
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US1655331A
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DE508850C
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US1968880A
Cited
US2000915A
Cited
US2366677A
Cited
US2435132A
Cited
US2462330A
Cited
US2526246A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-05-06 | 1955-11-05 | 1956-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-05-06 | 1959-11-05 | 1960-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-05-06 | 1963-11-05 | 1964-05-06 | $7700.00 | Window Closed / Lapsed |