US3201758A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical sorting system
Assignee: International Standard Electric Corp
•
Filing: 1959-04-13
•
Granted: 1965-08-17
•
Expires: 1979-04-13
Abstract
No abstract record available.
Inventors
- 👤 Pouliart Willy Hortens Prosper
- 👤 Guillaume Van Mechelen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:18
CPC Classifications
G; G06; G06F; G06F7/00; G06F7/22; G06F7/24; B; B07; B07C; B07C3/00; B07C3/003; B07C3/006; G06Q; G06Q20/00; G06Q20/08; G06Q20/10
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
137 words
AN ELECTRICAL SORTING CIRCUIT, TO BE USED IN CONJUNCTION WITH A RECORD SORTING SYSTEM WHICH UTILIZES THE BINARY COLLATION PROCESS, INTO WHICH FIRST THE NORMAL FORM OF A BINARY SIGNAL TRAIN N DIGITS IN LENGTH, AND THEN THE INVERSE OR COMPLEMENTARY FORM OF THE SAME BINARY SIGNAL TRAIN ARE FED REPRESENTING SORTING AND SATELLITE NUMBERS ON RECORD CARRIERS COMPRISING: TWO ELECTRICAL SHIFT REGISTERS EACH OF AT LEAST 2N+1 STAGES; MEANS FOR PROGRESSIVELY RECORDING DIFFERENT ONES OF SAID N DIGIT SIGNALS TAINS IN EACH OF SAID REGISTERS; COMPARING MEANS FOR EACH REGISTER COUPLED BETWEEN THE FIRST AND THE (N+1)THE STAGES THEREOF FOR DETECTING AN ERROR BETWEEN THE NORMAL AND COMPLEMENTARY FORMS OF THE SAID SIGNAL TRAINS APPLIED TO THE RESPECTIVE REGISTERS, AND COMMON COMPARING MEANS COUOLED TO BOTH OF SAID REGISTERS FOR COMPARING THE SIGNAL TRAINS STORED THEREIN.
References Cited (Backward Citations)
US2911622A
Cited
US2961643A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-16 | 1969-02-15 | 1969-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-16 | 1973-02-15 | 1973-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-16 | 1977-02-15 | 1977-08-17 | $7700.00 | Window Closed / Lapsed |