Patent US3254889A successfully refreshed from Google Patents.
US3254889A
Expired / Lapsed
US
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Stacking and handling apparatus
Assignee: Paper Converting Machine Co
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Filing: 1962-12-14
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Granted: 1966-06-07
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Expires: 1982-12-14
Abstract
No abstract record available.
Inventors
- 👤 Nystrand Ernst Daniel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:25
CPC Classifications
B; B65; B65H; B65H33/00; B65H33/02; B65H31/00; B65H31/30; B65H31/3081; B65H2301/00; B65H2301/40; B65H2301/42; B65H2301/421; B65H2301/4217; B65H2301/42172; B65H2301/422; B65H2301/4226; B65H2301/42264; B65H2404/00; B65H2404/30; B65H2404/31; B65H2404/311
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
146 words
IN APPARATUS FOR THE STACKING AND HANDLING OF PAPER TOWELS, AND THE LIKE, A FRAME EQUIPPED WITH MEANS FOR DELIVERING OBJECTS TO BE STACKED OVER A GENERALLY VERTICALLYDISPOSED PATH, SAID FRAME BEING EQUIPPED WITH A CONVEYOR AND FIRST AND SECOND STACK-SUPPORTING MEANS IN SAID PATH, MEANS ON SAID FRAME FOR RECIPROCATING SAID FIRST STACK-SUPPORTING MEANS IN SAID PATH WITH THE LOWERST POINT OF RECIPROCATING BEING GENERALLY ALIGNED WITH SAID CONVEYOR WHEREBY A STACK IS TRANSFERRABLE FROM SAID FIRST STACK-SUPPORTING MEANS TO SAID CONVEYOR, AND MEANS ON SAID FRAME FOR ORBITING SAID SECOND STACK-SUPPORTING MEANS SO THAT THE VERTICALLY DOWNWARD PORTION OF THE ORBIT IS IN SAID PATH AND SO THAT SAID SECOND STACK-SUPPORTING MEANS, WHEN IT IS NEAR THE LOWEST POINT OF SAID ORBIT, IS BELOW THE FIRST STACK-SUPPORTING MEANS WHEREBY A PARTIAL STACK IS TRANSFERABLE FROM SAID SECOND STACK-SUPPORTING MEANS TO SAID FIRST STACK-SUPPORTING MEANS.
Claim 2
Dependent Claim
146 words
IN APPARATUS FOR THE STACKING AND HANDLING OF PAPER TOWELS, AND THE LIKE, A FRAME EQUIPPED WITH MEANS FOR DELIVERING OBJECTS TO BE STACKED OVER A GENERALLY VERTICALLYDISPOSED PATH, SAID FRAME BEING EQUIPPED WITH A CONVEYOR AND FIRST AND SECOND STACK-SUPPORTING MEANS IN SAID PATH, MEANS ON SAID FRAME FOR RECIPROCATING SAID FIRST STACK-SUPPORTING MEANS IN SAID PATH WITH THE LOWERST POINT OF RECIPROCATING BEING GENERALLY ALIGNED WITH SAID CONVEYOR WHEREBY A STACK IS TRANSFERRABLE FROM SAID FIRST STACK-SUPPORTING MEANS TO SAID CONVEYOR, AND MEANS ON SAID FRAME FOR ORBITING SAID SECOND STACK-SUPPORTING MEANS SO THAT THE VERTICALLY DOWNWARD PORTION OF THE ORBIT IS IN SAID PATH AND SO THAT SAID SECOND STACK-SUPPORTING MEANS, WHEN IT IS NEAR THE LOWEST POINT OF SAID ORBIT, IS BELOW THE FIRST STACK-SUPPORTING MEANS WHEREBY A PARTIAL STACK IS TRANSFERABLE FROM SAID SECOND STACK-SUPPORTING MEANS TO SAID FIRST STACK-SUPPORTING MEANS.
References Cited (Backward Citations)
US2668626A
Cited
US2947428A
Cited
US2944687A
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CH355162A
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US3088604A
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US3066811A
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US3083013A
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US3141667A
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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) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |