Patent US2703640A successfully refreshed from Google Patents.
US2703640A
Expired / Lapsed
US
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Coin-operated apticle dispensing system
Assignee: Communication Engineering Pty Ltd
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Filing: 1950-02-01
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Granted: 1955-03-08
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Expires: 1970-02-01
Abstract
No abstract record available.
Inventors
- 👤 Law Peter Lincoln
- 👤 Alan D Lackey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 23:03
CPC Classifications
G; G07; G07F; G07F5/00; G07F5/18; G07F5/20; G07F5/22; G07F9/00; G07F9/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2000804A
Cited
US2083947A
Cited
GB511285A
Cited
US2251073A
Cited
US2354896A
Cited
US2555486A
Cited
US2663398A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-03-07 | 1958-09-06 | 1959-03-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-03-07 | 1962-09-06 | 1963-03-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-03-07 | 1966-09-06 | 1967-03-08 | $7700.00 | Window Closed / Lapsed |