US1815006A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clip
Assignee: Individual
•
Filing: 1928-01-13
•
Granted: 1931-07-14
•
Expires: 1948-01-13
Abstract
No abstract record available.
Inventors
- 👤 Bernard F Horsting
- 👤 George C Leppla
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:50
CPC Classifications
C; C14; C14B; C14B1/00; C14B1/26; C14B2700/00; C14B2700/07; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44291; Y10T24/44368; Y10T24/44376; Y10T24/44385; Y10T24/44444; Y10T24/44462
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) | 1934-07-13 | 1935-01-12 | 1935-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1938-07-13 | 1939-01-12 | 1939-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1942-07-13 | 1943-01-12 | 1943-07-14 | $7700.00 | Window Closed / Lapsed |