Patent US2364707A successfully refreshed from Google Patents.
US2364707A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Daylight lamp
Assignee: Individual
•
Filing: 1943-05-31
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Granted: 1944-12-12
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Expires: 1963-05-31
Abstract
No abstract record available.
Inventors
- 👤 Glover William Harvey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 14:36
CPC Classifications
F; F21; F21V; F21V9/00; F21V9/02; F21V29/00; F21V29/50; F21V29/60; F21V29/67; F21V29/70; F21V29/83
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) | 1947-12-12 | 1948-06-12 | 1948-12-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-12-12 | 1952-06-12 | 1952-12-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-12-12 | 1956-06-12 | 1956-12-12 | $7700.00 | Window Closed / Lapsed |