Patent US2872075A successfully refreshed from Google Patents.
US2872075A
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Dispenser timing apparatus
Assignee: Northwest Automatic Products Corp
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Filing: 1956-03-26
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Granted: 1959-02-03
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Expires: 1976-03-26
Abstract
No abstract record available.
Inventors
- 👤 Robert T Steiner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 05:03
CPC Classifications
B; B67; B67D; B67D3/00; B67D3/0003; F; F16; F16K; F16K31/00; F16K31/44; F16K31/48; G; G04; G04F; G04F3/00; G04F3/06; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86389
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-02 | 1962-08-04 | 1963-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-02 | 1966-08-04 | 1967-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-02 | 1970-08-04 | 1971-02-03 | $7700.00 | Window Closed / Lapsed |