US2556247A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for drying glues
Assignee: Armour and Co
•
Filing: 1949-04-20
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Granted: 1951-06-12
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Expires: 1969-04-20
Abstract
No abstract record available.
Inventors
- 👤 Albert H Zeigler
- 👤 Jr Charles M Harris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 02:35
CPC Classifications
C; C09; C09H; C09H9/00; C09H9/02; B; B29; B29C; B29C41/00; B29C41/24; B29C41/26; B29K; B29K2105/00; B29K2105/0088
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
59 words
IN A PROCESS FOR DRYING GLUE IN WHICH A FILM OF GLUE LIQUOR IS SUPPLIED TO A HEATED DRYING ROLL AND THE FILM, AFTER THE REMOVAL OF SOME MOISTURE THEREFROM, IS REMOVED FROM THE ROLL UNDER TENSION AND AT AN ANGLE TO SAID ROLL, THE STEP OF DIRECTING A STREAM OF AIR AGAINST SAID ANGLE PORTION OF THE FILM.
Claim 2
Dependent Claim
59 words
IN A PROCESS FOR DRYING GLUE IN WHICH A FILM OF GLUE LIQUOR IS SUPPLIED TO A HEATED DRYING ROLL AND THE FILM, AFTER THE REMOVAL OF SOME MOISTURE THEREFROM, IS REMOVED FROM THE ROLL UNDER TENSION AND AT AN ANGLE TO SAID ROLL, THE STEP OF DIRECTING A STREAM OF AIR AGAINST SAID ANGLE PORTION OF THE FILM.
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) | 1954-06-11 | 1954-12-11 | 1955-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-11 | 1958-12-11 | 1959-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-11 | 1962-12-11 | 1963-06-12 | $7700.00 | Window Closed / Lapsed |