Patent US2911314A successfully refreshed from Google Patents.
US2911314A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coloration of synthetic polymeric material
Assignee: GAF Chemicals Corp
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Filing: 1954-12-17
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Granted: 1959-11-03
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Expires: 1974-12-17
Abstract
No abstract record available.
Inventors
- 👤 William H Armento
- 👤 Hebauf Nikolaus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:23
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/16; C08K5/34; C08K5/3412; C08K5/3415; C08K5/3417
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
A PROCESS FOR COLORING A FIBER-FORMING MATERIAL SELECTED FROM THE GROUP CONSISTING OF SYNTHETIC ORGANIC POLYMERIC MATERIAL, CELLULOSE ESTERS, CELLULOSE ETHERS AND REGENERATED CELLULOSE COMPRISING INCORPORATING THEREIN, IN PREFEROMED PIGMENT FORM, A COMPOUND OF THE FORMULA
Claim 2
Dependent Claim
36 words
A PROCESS FOR COLORING A FIBER-FORMING MATERIAL SELECTED FROM THE GROUP CONSISTING OF SYNTHETIC ORGANIC POLYMERIC MATERIAL, CELLULOSE ESTERS, CELLULOSE ETHERS AND REGENERATED CELLULOSE COMPRISING INCORPORATING THEREIN, IN PREFEROMED PIGMENT FORM, A COMPOUND OF THE FORMULA
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) | 1962-11-02 | 1963-05-04 | 1963-11-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-02 | 1967-05-04 | 1967-11-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-02 | 1971-05-04 | 1971-11-03 | $7700.00 | Window Closed / Lapsed |