US3265560A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Suction box cover for a papermaking machine
Assignee: Kimberly Clark Corp
•
Filing: 1964-01-20
•
Granted: 1966-08-09
•
Expires: 1984-01-20
Abstract
No abstract record available.
Inventors
- 👤 Karl E Sager
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 03:31
CPC Classifications
D; D21; D21F; D21F1/00; D21F1/48; D21F1/52; D21F1/523
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
167 words
A SUCTION BOX COVER FOR USE IN CONTACT WITH A MOVING SCREEN OF A FOURDRINIER MACHINE, SAID COVER COMPRISING A FRAME WHICH IS ELONGATED IN THE DIRECTION OF A MAJOR AXIS AND HAVING A CENTRAL ELONGATE OPENING THERETHROUGH WITH A PLURALITY OF EQUALLY SPACED SLOTS IN THE FRAME AT THE ENDS OF THE OPENING THE DEFINING TONGUES BETWEEN THE SLOTS EXTENDING INTO THE OPENING WITH THE OPENING AND SLOTS AND TONGUES ALL EXTENDING PARALLEL WITH SAID MAJOR AXIS, A PLURALITY OF SUPPORT STRUTS FIXED TO SAID FRAME AND EXTENDING BETWEEN THE SIDES OF THE FRAME AND DIAGONALLY WITH RESPECT TO THE MINOR AXIS OF THE FRAME WHICH IS AT RIGHT ANGLES TO SAID MAJOR AXIS, AND TONGUES TERMINATING ON LINES PARALLEL WITH SAID MINOR AXIS, A PLURALITY OF IDENTICAL INTEGRAL BARS EXTENDING PARALLEL WITH SAID MAJOR AXIS AND INTO SAID SLOTS AT THE OPPOSITE ENDS OF SAID OPENING, AND MEANS FOR FIXING SAID BARS WITH RESPECT TO SAID SUPPORT STRUTS AND WHEREBY WITH RESPECT TO SAID FRAME.
Claim 2
Dependent Claim
167 words
A SUCTION BOX COVER FOR USE IN CONTACT WITH A MOVING SCREEN OF A FOURDRINIER MACHINE, SAID COVER COMPRISING A FRAME WHICH IS ELONGATED IN THE DIRECTION OF A MAJOR AXIS AND HAVING A CENTRAL ELONGATE OPENING THERETHROUGH WITH A PLURALITY OF EQUALLY SPACED SLOTS IN THE FRAME AT THE ENDS OF THE OPENING THE DEFINING TONGUES BETWEEN THE SLOTS EXTENDING INTO THE OPENING WITH THE OPENING AND SLOTS AND TONGUES ALL EXTENDING PARALLEL WITH SAID MAJOR AXIS, A PLURALITY OF SUPPORT STRUTS FIXED TO SAID FRAME AND EXTENDING BETWEEN THE SIDES OF THE FRAME AND DIAGONALLY WITH RESPECT TO THE MINOR AXIS OF THE FRAME WHICH IS AT RIGHT ANGLES TO SAID MAJOR AXIS, AND TONGUES TERMINATING ON LINES PARALLEL WITH SAID MINOR AXIS, A PLURALITY OF IDENTICAL INTEGRAL BARS EXTENDING PARALLEL WITH SAID MAJOR AXIS AND INTO SAID SLOTS AT THE OPPOSITE ENDS OF SAID OPENING, AND MEANS FOR FIXING SAID BARS WITH RESPECT TO SAID SUPPORT STRUTS AND WHEREBY WITH RESPECT TO SAID FRAME.
References Cited (Backward Citations)
US2618206A
Cited
US2928465A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-08 | 1970-02-07 | 1970-08-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-08 | 1974-02-07 | 1974-08-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-08 | 1978-02-07 | 1978-08-09 | $7700.00 | Window Closed / Lapsed |