Patent US61251A successfully refreshed from Google Patents.
US3431802A
Expired / Lapsed
US
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Device for the manufacture of objects of yieldably deformable material
Assignee: KAREL H N SCHULPEN
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Filing: 1956-11-19
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Granted: 1969-03-11
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Expires: 1976-11-19
Abstract
No abstract record available.
Inventors
- 👤 Karel H N Schulpen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:19
CPC Classifications
B; B26; B26D; B26D3/00; B26D3/28; B26D3/281; B29; B29C; B29C44/00; B29C44/34; B29C44/56; B29C44/5627; B29C44/5654; Y; Y10; Y10T; Y10T83/00; Y10T83/02; Y10T83/0267; Y10T83/0296; Y10T83/343
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
149 words
A DEVICE FOR THE SIMULTANEOUS FORMATION OF AT LEAST TWO PROFILED OBJECTS OF YIELDABLY DEFORMABLE MATERTIAL FROM A SHEET OF SAID MATERIAL, EACH OF SAID OBJECTS HAVING A PROFILED SURFACE WHICH SURFACES ARE SUBSTANTIALLY SIMILAR TO ONE ANOTHER, SAID DEVICE COMPRISING AT LEAST ONE PAIR OF CO-OPERATING COMPRESSING MEANS FOR COMPRESSING THE SAID SHEET THEREBETWEEN, SAID COMPRESSING MEANS BEING PROVIDED IN A SUBSTANTIALLY IDENTICAL WAY WITH PROJECTIONS AND RECESSES, THE PROJECTIONS AND RECESSES OF ONE OF THE CO-OPERATING MEANS BEING ARRANGED IN STAGGERED POSITION RELATIVE TO THE PROJECTIONS AND RECESSES OF THE OTHER ONE OF SAID CO-OPERATING MEANS, A SUBDIVIDING MEANS BEING INTERPOSED BETWEEN THE CO-OPERATING COMPRESSING MEANS AND COINCIDING WITH A FLAT PLANE PASSING BETWEEN SAID CO-OPERATING MEANS FOR BEING MOVED RELATIVE TO SAID BLOCK OF MATERIAL ACCORDING TO A STRAIGHT LINE PERPENDICULAR TO THE DIRECTION IN WHICH THE MATERIAL IS COMPRESSED BY THE SAID CO-OPERATING COMPRESSING MEANS.
Claim 2
Independent Claim
149 words
A DEVICE FOR THE SIMULTANEOUS FORMATION OF AT LEAST TWO PROFILED OBJECTS OF YIELDABLY DEFORMABLE MATERTIAL FROM A SHEET OF SAID MATERIAL, EACH OF SAID OBJECTS HAVING A PROFILED SURFACE WHICH SURFACES ARE SUBSTANTIALLY SIMILAR TO ONE ANOTHER, SAID DEVICE COMPRISING AT LEAST ONE PAIR OF CO-OPERATING COMPRESSING MEANS FOR COMPRESSING THE SAID SHEET THEREBETWEEN, SAID COMPRESSING MEANS BEING PROVIDED IN A SUBSTANTIALLY IDENTICAL WAY WITH PROJECTIONS AND RECESSES, THE PROJECTIONS AND RECESSES OF ONE OF THE CO-OPERATING MEANS BEING ARRANGED IN STAGGERED POSITION RELATIVE TO THE PROJECTIONS AND RECESSES OF THE OTHER ONE OF SAID CO-OPERATING MEANS, A SUBDIVIDING MEANS BEING INTERPOSED BETWEEN THE CO-OPERATING COMPRESSING MEANS AND COINCIDING WITH A FLAT PLANE PASSING BETWEEN SAID CO-OPERATING MEANS FOR BEING MOVED RELATIVE TO SAID BLOCK OF MATERIAL ACCORDING TO A STRAIGHT LINE PERPENDICULAR TO THE DIRECTION IN WHICH THE MATERIAL IS COMPRESSED BY THE SAID CO-OPERATING COMPRESSING MEANS.
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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) | 1972-03-10 | 1972-09-09 | 1973-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-10 | 1976-09-09 | 1977-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-10 | 1980-09-09 | 1981-03-11 | $7700.00 | Window Closed / Lapsed |