US1591572A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for making central triple reflectors
Assignee: Individual
•
Filing: 1925-02-05
•
Granted: 1926-07-06
•
Expires: 1945-02-05
Abstract
No abstract record available.
Inventors
- 👤 Jonathan C Stimson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:44
CPC Classifications
C; C03; C03B; C03B11/00; C03B11/06; C03B11/08; C03B11/082; C03B2215/00; C03B2215/40; C03B2215/41; C03B2215/412; G; G02; G02B; G02B5/00; G02B5/12; G02B5/122; G02B5/124; Y; Y10; Y10S; Y10S425/00; Y10S425/03; Y10S425/808; Y10S76/00; Y10S76/06
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) | 1929-07-05 | 1930-01-04 | 1930-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1933-07-05 | 1934-01-04 | 1934-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1937-07-05 | 1938-01-04 | 1938-07-06 | $7700.00 | Window Closed / Lapsed |