US3142288A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Graph preparation device
Assignee: Individual
•
Filing: 1961-07-10
•
Granted: 1964-07-28
•
Expires: 1981-07-10
Abstract
No abstract record available.
Inventors
- 👤 Jr Paul S Hirt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:46
CPC Classifications
G; G09; G09B; G09B29/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
142 words
A GRAPH PREPARATION DEVICE COMPRISING: A GENERALLY RECTANGULAR FRAME; A STRETCHER MEMBER INSIDE THE FRAME SPACED FROM AND GENERALLY PARALLEL WITH A SIDE MEMBER OF SAID FRAME, SAID MEMBERS EACH HAVING A FRONT FACE AND A ROW OF SLOTS, EACH SLOT IN ONE MEMBER BEING GENERALLY ALIGNED WITH A SLOT IN THE OTHER MEMBER, FORMING A PLURALITY OF PAIRS OF SLOTS, EACH PAIR OF SLOTS DEFINING A PLANE, SAID PLANES PASSING GENERALLY THROUGH A COMMON LINE FORWARDLY OF SAID FRONT FACES; A PLURALITY OF STRIPS OF WOVEN WIRE CLOTH RECEIVED IN SAID SLOTS, SAID STRIPS HAVING RELATIVELY THIN FRONT EDGES DEFINED BY THE ENDS OF CROSS WIRES EXTENDING FORWARDLY FROM A LONGITUDINAL WIRE, FOR RECEIVING A FLEXIBLE STRAND BETWEEN ADJACENT CROSS WIRE ENDS; AND MEANS ATTACHED TO SAID STRETCHER MEMBER AND TO THE ADJACENT SIDE OF SAID FRAME FOR TENSIONING SAID STRIPS.
Claim 2
Dependent Claim
142 words
A GRAPH PREPARATION DEVICE COMPRISING: A GENERALLY RECTANGULAR FRAME; A STRETCHER MEMBER INSIDE THE FRAME SPACED FROM AND GENERALLY PARALLEL WITH A SIDE MEMBER OF SAID FRAME, SAID MEMBERS EACH HAVING A FRONT FACE AND A ROW OF SLOTS, EACH SLOT IN ONE MEMBER BEING GENERALLY ALIGNED WITH A SLOT IN THE OTHER MEMBER, FORMING A PLURALITY OF PAIRS OF SLOTS, EACH PAIR OF SLOTS DEFINING A PLANE, SAID PLANES PASSING GENERALLY THROUGH A COMMON LINE FORWARDLY OF SAID FRONT FACES; A PLURALITY OF STRIPS OF WOVEN WIRE CLOTH RECEIVED IN SAID SLOTS, SAID STRIPS HAVING RELATIVELY THIN FRONT EDGES DEFINED BY THE ENDS OF CROSS WIRES EXTENDING FORWARDLY FROM A LONGITUDINAL WIRE, FOR RECEIVING A FLEXIBLE STRAND BETWEEN ADJACENT CROSS WIRE ENDS; AND MEANS ATTACHED TO SAID STRETCHER MEMBER AND TO THE ADJACENT SIDE OF SAID FRAME FOR TENSIONING SAID STRIPS.
References Cited (Backward Citations)
US1309259A
Cited
US1536040A
Cited
US2070431A
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US2461240A
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FR1008912A
Cited
US2884834A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-28 | 1968-01-27 | 1968-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-28 | 1972-01-27 | 1972-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-28 | 1976-01-27 | 1976-07-28 | $7700.00 | Window Closed / Lapsed |