US3255363A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Triangular to sawtooth wave form converter
Assignee: Servo Corp of America
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Filing: 1963-07-05
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Granted: 1966-06-07
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Expires: 1983-07-05
Abstract
No abstract record available.
Inventors
- 👤 Stella Remo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:53
CPC Classifications
H; H03; H03K; H03K6/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
47 words
A CIRCUIT FOR DEVELOPING A SAWTOOTH WAVE FROM A TRIANGULAR WAVE COMPRISING MEANS FOR INVERTING SAID TRIANGULAR WAVE TO THEREBY FROM A FIRST INTERMEDIATE WAVE, SAID FIRST INTERMEDIATE WAVE HAVING A DIFFERENT VALTAGE LEVEL WITH RESPECT TO A ZERO DIRECT-CURRENT REFERENCE VOLTAGE LEVEL THAN SAID TRIANGULAR WAVE,
Claim 2
Dependent Claim
47 words
A CIRCUIT FOR DEVELOPING A SAWTOOTH WAVE FROM A TRIANGULAR WAVE COMPRISING MEANS FOR INVERTING SAID TRIANGULAR WAVE TO THEREBY FROM A FIRST INTERMEDIATE WAVE, SAID FIRST INTERMEDIATE WAVE HAVING A DIFFERENT VALTAGE LEVEL WITH RESPECT TO A ZERO DIRECT-CURRENT REFERENCE VOLTAGE LEVEL THAN SAID TRIANGULAR WAVE,
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) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |