US3140912A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ink supply
Assignee: Schneider Electric Systems USA Inc
•
Filing: 1962-09-11
•
Granted: 1964-07-14
•
Expires: 1982-09-11
Abstract
No abstract record available.
Inventors
- 👤 Lincoln K Davis
- 👤 David G Mclelland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:02
CPC Classifications
G; G01; G01D; G01D15/00; G01D15/16
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
FOR USE IN AN INDUSTRIAL INSTRUMENTATION RECORDER WHEREIN VARIABLE CONDITION VALUE REPRESENTATIONS ARE PENNED ON A MOVING CHART AND FOR USE IN AN INK SUPPLY SYSTEM OF THE CHARACTER DESCRIBED FOR CONTINUOUSLY PROVIDING INK FOR SAID PENNING ACTION, A RECORDING INK SUPPLY PACKET COMPRISING A NARROW, FLEXIBLE CASING HAVING WALL THICKNESS RELIEF FOR PUNCTURING BY INK PASSAGE AND VENT MEANS, THE CASING THICKNESS TO VOLUME RATIO BEING ESTABLISHED TO MAKE POSSIBLE FULL SQUEEZING OF SAID CASING ON A NORMAL FILL BASIS WITHOUT INK LOSS THROUGH SAID VENT,
Claim 2
Dependent Claim
87 words
FOR USE IN AN INDUSTRIAL INSTRUMENTATION RECORDER WHEREIN VARIABLE CONDITION VALUE REPRESENTATIONS ARE PENNED ON A MOVING CHART AND FOR USE IN AN INK SUPPLY SYSTEM OF THE CHARACTER DESCRIBED FOR CONTINUOUSLY PROVIDING INK FOR SAID PENNING ACTION, A RECORDING INK SUPPLY PACKET COMPRISING A NARROW, FLEXIBLE CASING HAVING WALL THICKNESS RELIEF FOR PUNCTURING BY INK PASSAGE AND VENT MEANS, THE CASING THICKNESS TO VOLUME RATIO BEING ESTABLISHED TO MAKE POSSIBLE FULL SQUEEZING OF SAID CASING ON A NORMAL FILL BASIS WITHOUT INK LOSS THROUGH SAID VENT,
References Cited (Backward Citations)
US2199078A
Cited
US2484298A
Cited
US2688424A
Cited
US2800385A
Cited
FR1116392A
Cited
US2820689A
Cited
US2935561A
Cited
US2973237A
Cited
US3046556A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-07-14 | 1968-01-13 | 1968-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-07-14 | 1972-01-13 | 1972-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-07-14 | 1976-01-13 | 1976-07-14 | $7700.00 | Window Closed / Lapsed |