Patent US3170642A successfully refreshed from Google Patents.
US3170642A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Box crusher and paper shredder
Assignee: ECONOMY BALER CO
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Filing: 1961-09-26
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Granted: 1965-02-23
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Expires: 1981-09-26
Abstract
No abstract record available.
Inventors
- 👤 John V Haidler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 02:28
CPC Classifications
B; B02; B02C; B02C18/00; B02C18/06; B02C18/14
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
112 words
A PAPER SHREDDING APPARATUS COMPRISING, IN COMBINATION, A FRAME, A SHREDDING CHAMBER DEFINED ON SAID FRAME HAVING AN INLET OPENING DEFINED THEREIN AND AN OUTLET OPENING IN SUBSTANTIALLY OPPOSED RELATION TO SAID INLET OPENING, A SHAFT ROTATABLY MOUNTED IN SAID CHAMBER, DRIVE MEANS OPERATIVELY ASSOCIATED WITH SAID SHAFT, SHREDDER BLADES RADIALLY EXTENDING FROM SAID SHAFT AND AXIALLY SPACED THEREON, SPACED SHEAR PLATES HAVING A PAPER SUPPORTING UPPER SURFACE MOUNTED WITHIN SAID CHAMBER INTERMESHING WITH SAID BLADES AND LOCATED ADJACENT SAID INLET, PAPER ABUTMENT MEANS MOUNTED WITHIN SAID CHAMBER IN OPPOSED RELATION TO SAID INLET INTERMESHING WITH SAID BLADES ADAPTED TO ABUT WITH SAID BUCKLE PAPER INSERTED INTO SAID CHAMBER THROUGH SAID INLET.
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) | 1968-02-23 | 1968-08-24 | 1969-02-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-02-23 | 1972-08-24 | 1973-02-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-02-23 | 1976-08-24 | 1977-02-23 | $7700.00 | Window Closed / Lapsed |