US3040774A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid dispenser
Assignee: Fischer and Porter Co
•
Filing: 1957-11-04
•
Granted: 1962-06-26
•
Expires: 1977-11-04
Abstract
No abstract record available.
Inventors
- 👤 Nyyrikki K Stenberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:38
CPC Classifications
C; C02; C02F; C02F1/00; C02F1/68; C02F1/685; C02F1/686; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/8597
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1037824A
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US1202050A
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US2064627A
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US2323341A
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US2417994A
Cited
US2515394A
Cited
US2618510A
Cited
US2601216A
Cited
GB694946A
Cited
US2932317A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-25 | 1965-12-25 | 1966-06-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-25 | 1969-12-25 | 1970-06-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-25 | 1973-12-25 | 1974-06-26 | $7700.00 | Window Closed / Lapsed |