US3278942A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Industrial chart recorder with special inking pen
Assignee: Schneider Electric Systems USA Inc
•
Filing: 1963-09-09
•
Granted: 1966-10-11
•
Expires: 1983-09-09
Abstract
No abstract record available.
Inventors
- 👤 Hoel L Bowditch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:05
CPC Classifications
B; B43; B43K; B43K8/00; G; G01; G01D; G01D15/00; G01D15/16; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49861
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
AN INDUSTRIAL RECORDING INSTRUMENT COMPRISING AN INK-RECEPTIVE CHART SUPPORTED FOR MOVEMENT; A PEN HAVING AN INK GROOVE IN ONE SURFACE THEREOF, A CAPILLARY INKING NIB INTEGRAL WITH SAID PEN AND ADAPTED TO CONTACT SAID CHART, SAID PEN INCLUDING SAID INKING NIB BEING FORMED WHOLLY OF MOLDABLE PLASTIC; MEANS COVERING SAID INK GROOVE TO FORM A CLOSED PASSAGEWAY; MEANS FOR MOVING SAID PEN ACROSS THE FACE OF SAID CHART TO POSITION SAID PEN IN ACCORDANCE WITH A MEASURED PROCESS CONDITION; AN INK SUPPLY; AND MEANS CONNECTING SAID INK SUPPLY TO SAID CLOSED PASSAGEWAY.
Claim 2
Dependent Claim
92 words
AN INDUSTRIAL RECORDING INSTRUMENT COMPRISING AN INK-RECEPTIVE CHART SUPPORTED FOR MOVEMENT; A PEN HAVING AN INK GROOVE IN ONE SURFACE THEREOF, A CAPILLARY INKING NIB INTEGRAL WITH SAID PEN AND ADAPTED TO CONTACT SAID CHART, SAID PEN INCLUDING SAID INKING NIB BEING FORMED WHOLLY OF MOLDABLE PLASTIC; MEANS COVERING SAID INK GROOVE TO FORM A CLOSED PASSAGEWAY; MEANS FOR MOVING SAID PEN ACROSS THE FACE OF SAID CHART TO POSITION SAID PEN IN ACCORDANCE WITH A MEASURED PROCESS CONDITION; AN INK SUPPLY; AND MEANS CONNECTING SAID INK SUPPLY TO SAID CLOSED PASSAGEWAY.
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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) | 1969-10-10 | 1970-04-11 | 1970-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-10 | 1974-04-11 | 1974-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-10 | 1978-04-11 | 1978-10-11 | $7700.00 | Window Closed / Lapsed |