US3259082A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable shelf
Assignee: Individual
•
Filing: 1965-04-23
•
Granted: 1966-07-05
•
Expires: 1985-04-23
Abstract
No abstract record available.
Inventors
- 👤 Carol N Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:18
CPC Classifications
A; A47; A47B; A47B1/00; A47B1/04; A47B2220/00; A47B2220/0036; A47B2220/0038
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
IN A DEVICE OF THE CHARACTER DISCLOSED, A SHELF PROVIDED WITH AN ELONGATED BODY HAVING AN UPPER AND A LOWER SURFACE, ONE END OF SAID BODY PROVIDED WITH A DESCENDING STEP PORTION EXTENDING FROM THE TOP SURFACE OF THE BODY AND PROVIDED WITH A STEP PORTION IN DESCENDING RELATIONSHIP TO THE BOTTOM SURFACE OF THE BODY, THE UPPER AND LOWER PORTIONS HAVING THREADS WHICH LIE IN THE SAME PLANE.
Claim 2
Dependent Claim
69 words
IN A DEVICE OF THE CHARACTER DISCLOSED, A SHELF PROVIDED WITH AN ELONGATED BODY HAVING AN UPPER AND A LOWER SURFACE, ONE END OF SAID BODY PROVIDED WITH A DESCENDING STEP PORTION EXTENDING FROM THE TOP SURFACE OF THE BODY AND PROVIDED WITH A STEP PORTION IN DESCENDING RELATIONSHIP TO THE BOTTOM SURFACE OF THE BODY, THE UPPER AND LOWER PORTIONS HAVING THREADS WHICH LIE IN THE SAME PLANE.
References Cited (Backward Citations)
US1940454A
Cited
US2017223A
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US2401182A
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US2324247A
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US2370372A
Cited
US2514702A
Cited
US2480668A
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US2588844A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |