US3480155A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Steel shelving
Assignee: HIRSH
•
Filing: 1968-04-24
•
Granted: 1969-11-25
•
Expires: 1988-04-24
Abstract
No abstract record available.
Inventors
- 👤 Irwin J Ferdinand
- 👤 Irwin R Kulbersh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:08
CPC Classifications
A; A47; A47B; A47B96/00; A47B96/14; A47B96/1408; A47B96/145; A47B96/1458; F; F16; F16B; F16B12/00; F16B12/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-11-24 | 1973-05-26 | 1973-11-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-11-24 | 1977-05-26 | 1977-11-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-11-24 | 1981-05-26 | 1981-11-25 | $7700.00 | Window Closed / Lapsed |