Patent US3638991A successfully refreshed from Google Patents.
US981948A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Holder for irradiating apparatus.
Assignee: Individual
•
Filing: 1908-03-09
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Granted: 1911-01-17
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Expires: 1928-03-09
Abstract
No abstract record available.
Inventors
- 👤 Josef Rosenthal
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 19:37
CPC Classifications
F; F16; F16M; F16M13/00; F16M13/02; Y; Y10; Y10S; Y10S248/00; Y10S248/904; Y10T; Y10T403/00; Y10T403/32; Y10T403/32254; Y10T403/32262; Y10T403/32286; Y10T403/32532
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) | 1914-01-16 | 1914-07-18 | 1915-01-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-01-16 | 1918-07-18 | 1919-01-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-01-16 | 1922-07-18 | 1923-01-17 | $7700.00 | Window Closed / Lapsed |