Patent US2841108A successfully refreshed from Google Patents.
US2841108A
Expired / Lapsed
US
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Indicating support for fire extinguishers
Assignee: Individual
•
Filing: 1955-08-29
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Granted: 1958-07-01
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Expires: 1975-08-29
Abstract
No abstract record available.
Inventors
- 👤 John P Phillips
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 13:53
CPC Classifications
A; A62; A62C; A62C37/00; A62C37/50; Y; Y10; Y10S; Y10S116/00; Y10S116/32
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB243531A
Cited
US1879228A
Cited
US2139634A
Cited
US2719687A
Cited
US2670194A
Cited
US2764121A
Cited
US2760461A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-30 | 1961-12-30 | 1962-07-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-30 | 1965-12-30 | 1966-07-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-30 | 1969-12-30 | 1970-07-01 | $7700.00 | Window Closed / Lapsed |