US633328A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spring.
Assignee: MARY F MUNSON
•
Filing: 1899-03-01
•
Granted: 1899-09-19
•
Expires: 1919-03-01
Abstract
No abstract record available.
Inventors
- 👤 Frank E Roberts
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 21:12
CPC Classifications
F; F16; F16F; F16F1/00; F16F1/02; F16F1/04; Y; Y10; Y10T; Y10T74/00; Y10T74/15; Y10T74/1502
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) | 1902-09-19 | 1903-03-21 | 1903-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1906-09-19 | 1907-03-21 | 1907-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1910-09-19 | 1911-03-21 | 1911-09-20 | $7700.00 | Window Closed / Lapsed |