US2713804A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Piano
Assignee: H AND A SELMER Inc
•
Filing: 1950-09-08
•
Granted: 1955-07-26
•
Expires: 1970-09-08
Abstract
No abstract record available.
Inventors
- 👤 Delbert G Cline
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:28
CPC Classifications
G; G10; G10C; G10C1/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE85109C
Cited
DE71978C
Cited
DE157487C
Cited
US644022A
Cited
US722967A
Cited
US901615A
Cited
US962748A
Cited
GB191120495A
Cited
US1044027A
Cited
GB273741A
Cited
AT137398B
Cited
US2077489A
Cited
US2157028A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-07-25 | 1959-01-24 | 1959-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-07-25 | 1963-01-24 | 1963-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-07-25 | 1967-01-24 | 1967-07-26 | $7700.00 | Window Closed / Lapsed |