US2712475A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Airgun material feeder
Assignee: Individual
•
Filing: 1949-12-23
•
Granted: 1955-07-05
•
Expires: 1969-12-23
Abstract
No abstract record available.
Inventors
- 👤 Adolph F Lukes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 08:35
CPC Classifications
E; E04; E04F; E04F21/00; E04F21/02; E04F21/06; E04F21/08; E04F21/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE20440E
Cited
US1041548A
Cited
US1875677A
Cited
US1947210A
Cited
US2084764A
Cited
US2244050A
Cited
US2314031A
Cited
US2565546A
Cited
US2614891A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-07-04 | 1959-01-03 | 1959-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-07-04 | 1963-01-03 | 1963-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-07-04 | 1967-01-03 | 1967-07-05 | $7700.00 | Window Closed / Lapsed |