US3007744A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Powder delivery apparatus and method
Assignee: Gordon Co Inc
•
Filing: 1959-10-22
•
Granted: 1961-11-07
•
Expires: 1979-10-22
Abstract
No abstract record available.
Inventors
- 👤 Frank T Ward
- 👤 Robert C Read
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 21:35
CPC Classifications
A; A21; A21C; A21C9/00; A21C9/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US749206A
Cited
US1933543A
Cited
US1942379A
Cited
US2500271A
Cited
US2584378A
Cited
US2786721A
Cited
US2850329A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-06 | 1965-05-08 | 1965-11-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-06 | 1969-05-08 | 1969-11-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-06 | 1973-05-08 | 1973-11-07 | $7700.00 | Window Closed / Lapsed |