Patent US3716283A successfully refreshed from Google Patents.
US3716283A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drawer front construction
Assignee: Weber Knapp Co
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Filing: 1971-06-18
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Granted: 1973-02-13
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Expires: 1991-06-18
Abstract
Abstract A TWO PART PLSTIC FRONT CONSTRUCTION FOR LIBRARY CARD DRAWERS OR THE LIKE, WHEREIN A REAR HALF OF THE FRONT CARRIES A TRAY PULL OR HANDLE FOR PROJECTION FORWARDLY THROUGH AN OPENING IN A FORWARD HALF OF THE FRONT. THE FRONT IS MOUNTED ON AND FORCE APPLIED TO THE TRAY PULL TRANSFERRED TO THE CARD TRAY BODY BY METAL REINFORCING BRACKETS POSITIONED BETWEEN THE HALVES PRIOR TO ASSEMBLY THEREOF. THE HALVES ARE PROVIDED WITH ALIGNED OPENINGS TO RECEIVE A CARD FOLLOWER OR HOLDING ROD MOUNTING LATCH DEVICE RETAINED THEREIN BY A GUIDE-RETAINER FORMED INTEGRALLY WITH AND PROJECTING REARWARDLY FROM THE REAR HALF.
Inventors
- 👤 C Little
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:49
CPC Classifications
A; A47; A47B; A47B88/00; A47B88/90; A47B88/944; Y; Y10; Y10S; Y10S402/00; Y10S402/502
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-02-13 | 1976-08-14 | 1977-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-02-13 | 1980-08-14 | 1981-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-02-13 | 1984-08-14 | 1985-02-13 | $7700.00 | Window Closed / Lapsed |