Patent US1272843A successfully refreshed from Google Patents.
US1272843A
Expired / Lapsed
US
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Combined sound-reproducer and lighting-fixture.
Assignee: Individual
•
Filing: 1914-12-17
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Granted: 1918-07-16
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Expires: 1934-12-17
Abstract
No abstract record available.
Inventors
- 👤 Herman G Pape
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:39
CPC Classifications
F; F21; F21V; F21V33/00; F21V33/0004; F21V33/0052; F21V33/0056; F21S; F21S8/00; F21S8/04; F21S8/06; F21S8/061
Claims Analysis
Total Claims: 0
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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) | 1921-07-15 | 1922-01-14 | 1922-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1925-07-15 | 1926-01-14 | 1926-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1929-07-15 | 1930-01-14 | 1930-07-16 | $7700.00 | Window Closed / Lapsed |