US3252148A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clocking system
Assignee: ExxonMobil Upstream Research Co
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Filing: 1962-08-03
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Granted: 1966-05-17
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Expires: 1982-08-03
Abstract
No abstract record available.
Inventors
- 👤 Jr Roscoe W Mitchell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:50
CPC Classifications
G; G06; G06F; G06F1/00; G06F1/04; G06F1/12; G01; G01V; G01V1/00; G01V1/28; G01V1/32
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
158 words
A CLOCKING SYSTEM COMPRISING: A MASTER CLOCK HAVING A TRAIN OF ALTERNATING PULSES OF APPROXIMATELY EQUAL DURATION; A CLOCK 1 HAVING PULSES THE FREQUENCY OF OCCURRENCE OF WHICH IS LESS THAN THE FREQUENCY OF OCCURRENCE OF THE PULSES OF THE MASTER CLOCK; A CLOCK 2 HAVING PULSES WITH A FREQUENCY OF OCCURRENCE LES THAN OF THE MASTER CLOCK AND DIFFERENT FROM THE FREQUENCY OF OCCURRENCE OF CLOCK 1; FIRST MEANS TO REFORM THE PULSES OF CLOCK 1 SUCH THAT ITS PULSES OCCUR DURING THE OCCURRENCE OF A PULSE OF ONE POLARITY OF THE MASTER CLOCK; SECOND MEANS TO REFORM THE PULSES OF CLOCK 2 SUCH THAT ITS PULSES OCCUR DURING THE OCCURRENCE OF A PULSE OF THE OTHER POLARITY OF THE MASTER CLOCK; AND MEANS CONNECTED TO SAID FIRST MEANS AND SAID SECOND MEANS TO SEPARATE THE REFORMED PULSES OF CLOCK 1 FROM THE REFORMED PULSES OF CLOCK 2 BY AT LEAST ONE PERIOD OF THE MASTER CLOCK.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-05-16 | 1969-11-15 | 1970-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-05-16 | 1973-11-15 | 1974-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-05-16 | 1977-11-15 | 1978-05-17 | $7700.00 | Window Closed / Lapsed |