Patent US3220115A successfully refreshed from Google Patents.
US3220115A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sine wave template
Assignee: REPCO Inc
•
Filing: 1962-12-28
•
Granted: 1965-11-30
•
Expires: 1982-12-28
Abstract
No abstract record available.
Inventors
- 👤 Russell E Puckett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:53
CPC Classifications
B; B43; B43L; B43L13/00; B43L13/20; B43L13/201; B43L13/205
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
160 words
A TEMPLATE COMPRISING A BOD OF TRANSPARENT SHEET MATERIAL BOUNDED BY A PAIR OF SPACED OPPOSED PARALLEL FIRST EDGES AND PAIR OF SPACED OPPOSED SECOND EDGES, EACH OF SAID SECOND EDGES HAVING A CENTRAL PORTION THEREOF FORMED IN THE SHAPE OF A SINE CURVE WITH THE LONGITUDINAL AXIS OF SAID SINE CURVE EXTENDING IN A DIRECTION PERPENDICULAR TO FIRST EDGES, THE SINE CURVE ON ONE OF SAID SECOND EDGES HAVING AN AMPLITUDE GREATER THAN THE AMPLITUDE OF THE SINE CURVE ON THE OTHER OF SAID SECOND EDGES, BOTH OF SAID SINE CURVES BEING OF THE SAME PERIODIC FREQUENCY, FIRST SCALE MEANS ON SAID BODY INCLUDING A SERIES OF EQUALLY SPACED LINES PARALLEL TO EACH OTHER AND TO SAID FIRST EDGES DEFINING A COMMON ABSCISSA SCALE INDICATION FOR BOTH OF SAID SINE CURVES, AND SECOND SCALE MEANS ON SAID BODY EXTENDING ALONG ONE OF SAID FIRST EDGES DEFINING AN AMPLITUDE SCALE PROPORTIONAL TO THE AMPLITUDE OF SAID ONE OF SAID CURVES.
Claim 2
Dependent Claim
160 words
A TEMPLATE COMPRISING A BOD OF TRANSPARENT SHEET MATERIAL BOUNDED BY A PAIR OF SPACED OPPOSED PARALLEL FIRST EDGES AND PAIR OF SPACED OPPOSED SECOND EDGES, EACH OF SAID SECOND EDGES HAVING A CENTRAL PORTION THEREOF FORMED IN THE SHAPE OF A SINE CURVE WITH THE LONGITUDINAL AXIS OF SAID SINE CURVE EXTENDING IN A DIRECTION PERPENDICULAR TO FIRST EDGES, THE SINE CURVE ON ONE OF SAID SECOND EDGES HAVING AN AMPLITUDE GREATER THAN THE AMPLITUDE OF THE SINE CURVE ON THE OTHER OF SAID SECOND EDGES, BOTH OF SAID SINE CURVES BEING OF THE SAME PERIODIC FREQUENCY, FIRST SCALE MEANS ON SAID BODY INCLUDING A SERIES OF EQUALLY SPACED LINES PARALLEL TO EACH OTHER AND TO SAID FIRST EDGES DEFINING A COMMON ABSCISSA SCALE INDICATION FOR BOTH OF SAID SINE CURVES, AND SECOND SCALE MEANS ON SAID BODY EXTENDING ALONG ONE OF SAID FIRST EDGES DEFINING AN AMPLITUDE SCALE PROPORTIONAL TO THE AMPLITUDE OF SAID ONE OF SAID CURVES.
References Cited (Backward Citations)
US2487673A
Cited
US2821792A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-11-29 | 1969-05-31 | 1969-11-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-29 | 1973-05-31 | 1973-11-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-29 | 1977-05-31 | 1977-11-30 | $7700.00 | Window Closed / Lapsed |