US3136196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Violins and like instruments
Assignee: Individual
•
Filing: 1961-01-09
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Granted: 1964-06-09
•
Expires: 1981-01-09
Abstract
No abstract record available.
Inventors
- 👤 John G Charlesworth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 04:35
CPC Classifications
G; G10; G10D; G10D3/00; G10D3/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
96 words
IN A VIOLIN AND LIKE INSTRUMENTS, A BACK HAVING UPPER AND LOWER BOUTS AND AN INTERMEDIATE WAIST PORTION WHOSE EDGES ARE APPROXIMATELY ARCUATE, SAID BACK INCLUDING A PURFLING LINE WITHIN BUT CLOSE TO ITS EDGE, A CENTRAL FIRST ZONE OF APPROXIMATELY THE SAME SHAPE AS SAID BACK AND BEING OF A FIRST THICKNESS, A SECOND ZONE SURROUNDING SAID FIRST ZONE BUT SPACED FROM SAID EDGE AND THINNER THAN SAID FIRST ZONE, THE REMAINING MARGINAL PORTION WITHIN SAID PURFLING LINE BEING DIVIDED INTO THIRD AND FOURTH ZONES BY APPROXIMATELY ARCUATE LINES, ONE ON EACH SIDE OF SAID
Claim 2
Dependent Claim
96 words
IN A VIOLIN AND LIKE INSTRUMENTS, A BACK HAVING UPPER AND LOWER BOUTS AND AN INTERMEDIATE WAIST PORTION WHOSE EDGES ARE APPROXIMATELY ARCUATE, SAID BACK INCLUDING A PURFLING LINE WITHIN BUT CLOSE TO ITS EDGE, A CENTRAL FIRST ZONE OF APPROXIMATELY THE SAME SHAPE AS SAID BACK AND BEING OF A FIRST THICKNESS, A SECOND ZONE SURROUNDING SAID FIRST ZONE BUT SPACED FROM SAID EDGE AND THINNER THAN SAID FIRST ZONE, THE REMAINING MARGINAL PORTION WITHIN SAID PURFLING LINE BEING DIVIDED INTO THIRD AND FOURTH ZONES BY APPROXIMATELY ARCUATE LINES, ONE ON EACH SIDE OF SAID
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) | 1967-06-09 | 1967-12-09 | 1968-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-09 | 1971-12-09 | 1972-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-09 | 1975-12-09 | 1976-06-09 | $7700.00 | Window Closed / Lapsed |