US3221677A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Expansible shelf assembly
Assignee: Individual
•
Filing: 1964-11-13
•
Granted: 1965-12-07
•
Expires: 1984-11-13
Abstract
No abstract record available.
Inventors
- 👤 Clarence E Kerr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:56
CPC Classifications
A; A47; A47B; A47B45/00; A47B96/00; A47B96/02; A47B96/025
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
AN EXPANSIBLE STORAGE SHELF ASSEMBLY, COMPRISING IN COMBINATION, A SIZE ADJUSTABLE BASE, THE SIZE ADJUSTABLE SHELF, AND A SIZE ADJUSTABLE CARRIER SLIDABLY SUPPORTED UPON SAID BASE FOR RECIPROCATING MOVEMENT BETWEEN PRE-DETERMINED LIMITS, SAID SHELF BEING DETACHABLY SECURED TO SAID CARRIER FOR MOVEMENT THEREWITH RELATIVE TO SAID BASE, SAID SIZE ADJUSTABLE BASE COMPRISING A PLURALITY OF FRAME MEMBERS HAVING A COMPOSITE RECTANGULAR OUTLINE SILDABLY INTERCONNECTED TO DEFINE A RECTANGULAR FRAME OF ADJUSTABLE SIZE, SAID SIZE ADJUSTABLE BASE COMPRISING FOUR RIGHT ANGLE MEMBERS DEFINING SAID RECTANGULAR OUTLINE, AND FOUR SLEEVE MEMBERS EACH SLIDABLY RECEIVING ONE END OF AN ADJUSTABLE ANGLE MEMBER ADJUSTABLE CONNECTING SAID FRAME MEMBERS TO DEFINE SAID RECTANGULAR FRAME.
Claim 2
Dependent Claim
109 words
AN EXPANSIBLE STORAGE SHELF ASSEMBLY, COMPRISING IN COMBINATION, A SIZE ADJUSTABLE BASE, THE SIZE ADJUSTABLE SHELF, AND A SIZE ADJUSTABLE CARRIER SLIDABLY SUPPORTED UPON SAID BASE FOR RECIPROCATING MOVEMENT BETWEEN PRE-DETERMINED LIMITS, SAID SHELF BEING DETACHABLY SECURED TO SAID CARRIER FOR MOVEMENT THEREWITH RELATIVE TO SAID BASE, SAID SIZE ADJUSTABLE BASE COMPRISING A PLURALITY OF FRAME MEMBERS HAVING A COMPOSITE RECTANGULAR OUTLINE SILDABLY INTERCONNECTED TO DEFINE A RECTANGULAR FRAME OF ADJUSTABLE SIZE, SAID SIZE ADJUSTABLE BASE COMPRISING FOUR RIGHT ANGLE MEMBERS DEFINING SAID RECTANGULAR OUTLINE, AND FOUR SLEEVE MEMBERS EACH SLIDABLY RECEIVING ONE END OF AN ADJUSTABLE ANGLE MEMBER ADJUSTABLE CONNECTING SAID FRAME MEMBERS TO DEFINE SAID RECTANGULAR FRAME.
References Cited (Backward Citations)
US827050A
Cited
US1242779A
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US1291794A
Cited
US2218300A
Cited
US2909349A
Cited
US2907487A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |