US1583677A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lamp-casing ring
Assignee: E EDELMANN AND Co
•
Filing: 1925-10-20
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Granted: 1926-05-04
•
Expires: 1945-10-20
Abstract
No abstract record available.
Inventors
- 👤 Edelmann Leo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 06:34
CPC Classifications
F; F21; F21V; F21V17/00; F21V17/10; F21V17/12; F21S; F21S41/00; F21S41/20; F21S41/29; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1412; Y10T24/1441; Y10T292/00; Y10T292/20; Y10T292/205; Y10T292/212; Y10T292/214
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) | 1929-05-03 | 1929-11-02 | 1930-05-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-05-03 | 1933-11-02 | 1934-05-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-05-03 | 1937-11-02 | 1938-05-04 | $7700.00 | Window Closed / Lapsed |