US3222603A
Expired / Lapsed
US
⏱️ 0.0 years remaining
First bit generator for binary tape systems
Assignee: International Business Machines Corp
•
Filing: 1962-10-30
•
Granted: 1965-12-07
•
Expires: 1982-10-30
Abstract
No abstract record available.
Inventors
- 👤 Dustin Donald Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:24
CPC Classifications
G; G06; G06F; G06F3/00; G06F3/06; G06F3/0601; G06F11/00; G06F11/07; G06F11/16; G06F11/1608; G06F11/1612; G11; G11B; G11B20/00; G11B20/10; G11B20/18; G06F3/0668; G06F3/0671; G06F3/0673; G06F3/0682
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
MEANS FOR SELECTIVELY CAUSING A SUBSTITUTE BYTE CYCLE WITH A MARGINAL DATA BYTE, WITH MEANS FOR SENSING THE EXISTENCE OF A MARGINAL DATA BYTE TO PROVIDE A MARGINALBYTE SIGNAL THEREFROM, COMPRISING DELAY MEANS BEING ACTUATED BY A RECEIVED BYTE, MEANS FOR GENERATING A NEXT-BYTE SIGNAL IN RESPONSE TO AN ACTUATION OF SAID DELAY MEANS, SAID NEXT-BYTE SIGNAL BEGINNING APPROXIMATELY ONE BIT PERIOD AFTER SAID ACTUATION AND TERMINATING BEFORE APPROXIMATELY ONE AND ONE-HALF BIT PERIODS AFTER SAID ACTUATION,
Claim 2
Dependent Claim
77 words
MEANS FOR SELECTIVELY CAUSING A SUBSTITUTE BYTE CYCLE WITH A MARGINAL DATA BYTE, WITH MEANS FOR SENSING THE EXISTENCE OF A MARGINAL DATA BYTE TO PROVIDE A MARGINALBYTE SIGNAL THEREFROM, COMPRISING DELAY MEANS BEING ACTUATED BY A RECEIVED BYTE, MEANS FOR GENERATING A NEXT-BYTE SIGNAL IN RESPONSE TO AN ACTUATION OF SAID DELAY MEANS, SAID NEXT-BYTE SIGNAL BEGINNING APPROXIMATELY ONE BIT PERIOD AFTER SAID ACTUATION AND TERMINATING BEFORE APPROXIMATELY ONE AND ONE-HALF BIT PERIODS AFTER SAID ACTUATION,
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-12-06 | 1969-06-07 | 1969-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-06 | 1973-06-07 | 1973-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-06 | 1977-06-07 | 1977-12-07 | $7700.00 | Window Closed / Lapsed |