US3116478A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Balanced pulsed pneumatic bridge type detector of cigarette presence and packing density
Assignee: Molins Machine Co Ltd
•
Filing: 1960-10-06
•
Granted: 1963-12-31
•
Expires: 1980-10-06
Abstract
No abstract record available.
Inventors
- 👤 Powell Gordon Franc Wellington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:56
CPC Classifications
B; B65; B65B; B65B19/00; B65B19/28; B65B19/30; Y; Y10; Y10S; Y10S131/00; Y10S131/904; Y10S33/00; Y10S33/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1986479A
Cited
US2008870A
Cited
FR883333A
Cited
FR917899A
Cited
US2493351A
Cited
US2836296A
Cited
US2898683A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-30 | 1967-07-01 | 1967-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-30 | 1971-07-01 | 1971-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-30 | 1975-07-01 | 1975-12-31 | $7700.00 | Window Closed / Lapsed |