US3104910A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Material handling mechanism
Assignee: Individual
•
Filing: 1960-09-01
•
Granted: 1963-09-24
•
Expires: 1980-09-01
Abstract
No abstract record available.
Inventors
- 👤 John W Kappen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:40
CPC Classifications
B; B60; B60J; B60J5/00; B60J5/10; B60J5/12; B60J5/14; B60J5/125; B60P; B60P1/00; B60P1/44; B60P1/4414; B60P1/4435
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
66 words
IN A STORAGE UNIT, MEANS DEFINING AN ACCESS OPENING THERETO, GUIDE MEANS IN SAID STORAGE UNIT LEADING TO SAID OPENING, A FRAME HAVING A NESTING POSITION IN SAID OPENING, GUIDE MEANS SUPPORTED ON SAID FRAME FORMING AN EXTENSION OF THE GUIDE MEANS IN SAID STORAGE UNIT WHEN SAID FRAME IS IN NESTING POSITION WITHIN SAID OPENING, CLOSURE MEANS FILLING SAID FRAME AND SLIDABLY SUPPORTED WITHIN THE
References Cited (Backward Citations)
US534652A
Cited
US1729825A
Cited
GB383685A
Cited
US2142562A
Cited
US2200436A
Cited
US2323807A
Cited
US2653845A
Cited
US2783080A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-23 | 1967-03-25 | 1967-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-23 | 1971-03-25 | 1971-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-23 | 1975-03-25 | 1975-09-24 | $7700.00 | Window Closed / Lapsed |