Patent US1009259A successfully refreshed from Google Patents.
US1009259A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Prism-glasses.
Assignee: Picard & Petot Ste
•
Filing: 1911-01-25
•
Granted: 1911-11-21
•
Expires: 1931-01-25
Abstract
No abstract record available.
Inventors
- 👤 Raymond Francois Picard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:50
CPC Classifications
G; G02; G02B; G02B7/00; G02B7/02; G02B7/04; G02B7/06
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1914-11-20 | 1915-05-22 | 1915-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-11-20 | 1919-05-22 | 1919-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-11-20 | 1923-05-22 | 1923-11-21 | $7700.00 | Window Closed / Lapsed |