US1853387A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clasp
Assignee: BA Ballou and Co Inc
•
Filing: 1930-08-09
•
Granted: 1932-04-12
•
Expires: 1950-08-09
Abstract
No abstract record available.
Inventors
- 👤 Louis J Vetter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:42
CPC Classifications
A; A44; A44C; A44C5/00; A44C5/18; A44C5/20; A44C5/2019; A44C5/2033; A44C5/2038; F; F16; F16B; F16B45/00; F16B45/02; F16B45/036; Y; Y10; Y10S; Y10S24/00; Y10S24/906
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) | 1935-04-12 | 1935-10-12 | 1936-04-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-04-12 | 1939-10-12 | 1940-04-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-04-12 | 1943-10-12 | 1944-04-12 | $7700.00 | Window Closed / Lapsed |