US2666976A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synthetic bristle and process for its production
Assignee: Honeywell International Inc
•
Filing: 1950-06-10
•
Granted: 1954-01-26
•
Expires: 1970-06-10
Abstract
No abstract record available.
Inventors
- 👤 Francis J G Olmer
- 👤 Glenn A Nesty
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:00
CPC Classifications
D; D01; D01F; D01F6/00; D01F6/02; D01F6/18; Y; Y10; Y10S; Y10S264/00; Y10S264/47; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2973; Y10T428/2976
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
25 words
BRISTLES OF A POLYMER OF ACRYLONITRILE CONTAINING AT LEAST 70% ACRYLINITRILE AND THE REMAINDER SUBSTANTIALLY CONSISTING OF AN ACRYLIC COMPOUND POLYMERIZABLE THEREWITH, SAID BRISTLES HAV-
References Cited (Backward Citations)
US1773969A
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US2016391A
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US2370112A
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US2433325A
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US2451420A
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US2508799A
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US2434533A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-25 | 1957-07-27 | 1958-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-25 | 1961-07-27 | 1962-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-25 | 1965-07-27 | 1966-01-26 | $7700.00 | Window Closed / Lapsed |