US3248285A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Allantoin-formaldehyde condensation products
Assignee: SUTTON LAB Inc
•
Filing: 1962-08-16
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Granted: 1966-04-26
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Expires: 1982-08-16
Abstract
No abstract record available.
Inventors
- 👤 Philip A Berke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:30
CPC Classifications
A; A61; A61Q; A61Q17/00; A61Q17/005; A21; A21D; A21D2/00; A21D2/08; A21D2/24; A23; A23B; A23B2/00; A23B2/70; A23B2/725; A23B2/729; A23B2/771; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/49; A61K8/494; A61K8/4946; C; C07; C07D; C07D233/00; C07D233/54; C07D233/66; C07D233/88; C11; C11D; C11D3/00; C11D3/395; C11D3/3955; A61Q15/00; A61Q5/00; Y; Y10; Y10S; Y10S424/00; Y10S424/02
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
34 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF MONOMERIC CONDENSATION PRODUCTS OF FORMALDEHYDE AND ALLANTOIN IN THE PROPORTIONS OF 1 MOLE OF ALLANTOIN TO AT LEAST ABOUT 0.5 MOLE OF FORMALDEHYDE HAVING THE FORMULA:
Claim 2
Dependent Claim
34 words
A COMPOUND SELECTED FROM THE GROUP CONSISTING OF MONOMERIC CONDENSATION PRODUCTS OF FORMALDEHYDE AND ALLANTOIN IN THE PROPORTIONS OF 1 MOLE OF ALLANTOIN TO AT LEAST ABOUT 0.5 MOLE OF FORMALDEHYDE HAVING THE FORMULA:
Claim 3
Dependent Claim
23 words
A BACTERICIDAL COMPOSITION COMPRISING AN AQUEOUS SOLUTION OF A WATER SOLUBLE CONDENSATION PRODUCT OF CLAIM 1 CONAINING A BACTERICIDAL AMOUNT OF SAID PRODUCT.
References Cited (Backward Citations)
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US2392505A
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US2535475A
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US2633423A
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US2934439A
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US2943979A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |