US2445291A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Remote inventory control system
Assignee: SF Bowser and Co Inc
•
Filing: 1940-04-15
•
Granted: 1948-07-13
•
Expires: 1960-04-15
Abstract
No abstract record available.
Inventors
- 👤 Edmund W E Kamm
- 👤 John J Delaney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 01:12
CPC Classifications
B; B67; B67D; B67D7/00; B67D7/06; B67D7/08; B67D7/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US697493A
Cited
US1084632A
Cited
US2060674A
Cited
US1866523A
Cited
US2049634A
Cited
US1977781A
Cited
US2051597A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-07-13 | 1952-01-12 | 1952-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-07-13 | 1956-01-12 | 1956-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-07-13 | 1960-01-12 | 1960-07-13 | $7700.00 | Window Closed / Lapsed |