Patent US3233944A successfully refreshed from Google Patents.
US3233944A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for production of brush construction
Assignee: Individual
•
Filing: 1963-05-01
•
Granted: 1966-02-08
•
Expires: 1983-05-01
Abstract
No abstract record available.
Inventors
- 👤 Shaw Gilbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:31
CPC Classifications
A; A46; A46D; A46D1/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
89 words
A METHOD FOR MAKING A SPATULATED BRUSH FROM A FAMILY OF SYNTHETIC COMPRESSIBLE FIBERS IN ESSENTIALLY PARALLEL ARRANGEMENT COMPRISING: APPLYING A DEFORMING COMPRESSIVE FORCE UPON SAID FAMILY OF FIBERS SO AS TO EFFECT DEFORMATION OF SAID FIBERS ALONG THEIR LONGITUDINAL AXIS WITH RESPECT TO THE CROSS-SECTIONAL PROFILE OF THE FIBERS PRIOR TO APPLICATION OF THE COMPRESSIVE FORCE, THE EXTENT TO WHICH SAID COMPRESSIVE FORCE DEFORMS EACH OF THE FIBERS INCREASING FROM A COMPARATIVELY SMALL EXTENT AT A FIRST POINT ALONG THE LONGITUDINAL AXIS OF THE FIBER TO A COMPARATIVELY
Claim 2
Independent Claim
89 words
A METHOD FOR MAKING A SPATULATED BRUSH FROM A FAMILY OF SYNTHETIC COMPRESSIBLE FIBERS IN ESSENTIALLY PARALLEL ARRANGEMENT COMPRISING: APPLYING A DEFORMING COMPRESSIVE FORCE UPON SAID FAMILY OF FIBERS SO AS TO EFFECT DEFORMATION OF SAID FIBERS ALONG THEIR LONGITUDINAL AXIS WITH RESPECT TO THE CROSS-SECTIONAL PROFILE OF THE FIBERS PRIOR TO APPLICATION OF THE COMPRESSIVE FORCE, THE EXTENT TO WHICH SAID COMPRESSIVE FORCE DEFORMS EACH OF THE FIBERS INCREASING FROM A COMPARATIVELY SMALL EXTENT AT A FIRST POINT ALONG THE LONGITUDINAL AXIS OF THE FIBER TO A COMPARATIVELY
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-07 | 1969-08-09 | 1970-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-07 | 1973-08-09 | 1974-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-07 | 1977-08-09 | 1978-02-08 | $7700.00 | Window Closed / Lapsed |