US3456253A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Binary code-to-sine voltage phase converter
Assignee: Individual
•
Filing: 1964-03-04
•
Granted: 1969-07-15
•
Expires: 1984-03-04
Abstract
No abstract record available.
Inventors
- 👤 Shimon Abramovich Vainer
- 👤 Savely Abramovich Vainer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:32
CPC Classifications
H; H03; H03M; H03M1/00; H03M1/12; H03M1/22
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
45 words
A BINARY CODE-TO-SINE VOLTAGE PHASE CONVERTER, COMPRISING COMMUNTATING RELAYS INCLUDING WINDINGS, A SUPPLY LINE, AN INPUT DEVICE, AND TRANSFORMER CELLS, AND A MULTIPHASE REFERENCE VOLTAGE SYSTEM, SAID WINDINGS BEING CONNECTED TO SAID SUPPLY LINE THROUGH SAID INPUT DEVICE AND CELLS, FED FROM SAID MULTIPLE SYSTEM.
Claim 2
Dependent Claim
45 words
A BINARY CODE-TO-SINE VOLTAGE PHASE CONVERTER, COMPRISING COMMUNTATING RELAYS INCLUDING WINDINGS, A SUPPLY LINE, AN INPUT DEVICE, AND TRANSFORMER CELLS, AND A MULTIPHASE REFERENCE VOLTAGE SYSTEM, SAID WINDINGS BEING CONNECTED TO SAID SUPPLY LINE THROUGH SAID INPUT DEVICE AND CELLS, FED FROM SAID MULTIPLE SYSTEM.
References Cited (Backward Citations)
US2881419A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-14 | 1973-01-13 | 1973-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-14 | 1977-01-13 | 1977-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-14 | 1981-01-13 | 1981-07-15 | $7700.00 | Window Closed / Lapsed |