US2876040A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spray unit assembly
Assignee: PREC DEV CO Inc
•
Filing: 1957-01-18
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Granted: 1959-03-03
•
Expires: 1977-01-18
Abstract
No abstract record available.
Inventors
- 👤 Simone Benjamin J De
- 👤 Donald F Crozat
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 23:48
CPC Classifications
A; A47; A47L; A47L17/00; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86292; Y10T137/87571; Y10T137/87587; Y10T137/87619; Y10T137/87627; Y10T137/87676
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR367807A
Cited
US2545110A
Cited
US2540064A
Cited
US2705622A
Cited
US2717176A
Cited
US2829921A
Cited
US2829922A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-02 | 1962-09-01 | 1963-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-02 | 1966-09-01 | 1967-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-02 | 1970-09-01 | 1971-03-03 | $7700.00 | Window Closed / Lapsed |