Patent US3231398A successfully refreshed from Google Patents.
US3231398A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Root-proof and root-repellant, bituminous jointing and sealing compounds
Assignee: Bayer AG
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Filing: 1962-11-02
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Granted: 1966-01-25
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Expires: 1982-11-02
Abstract
No abstract record available.
Inventors
- 👤 Pauli Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:06
CPC Classifications
A; A01; A01N; A01N25/00; A01N25/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
131 words
A ROOT-PROOF AND ROOT-REPELLENT COMPOSITION SUITABLE FOR JOINT SEALINGS AND INSULATION FOR PIPE LINES, MASONARY AND ROAD SURFACES IN CONTACT WITH EARTH, SAID COMPOSITION COMPRISING A BITUMINOUS MATERIAL AND FROM 0.1 TO 5% BY WEIGHT OF A HERBICIDE SELECTED FROM THE GROUP CONSISTING OF (A) AN ESTER OF AN ACID SELECTED FROM THE GROUP CONSISTING OF 2,4-DICHLORO-PHENOXY-ACETIC-ACID, 2,4-DICHLORO-PHENOXY-PROPIONIC-ACID, 2,4-DICHLORO-PHENOXY-BUTYRIC-ACID, 2,4,5-TRICHLORO-PHENOXY-ACETICACID, 2,4,5-TRICHLOROPHENOXY-PROPIONIC-ACID, 2,METHYL4-CHLORO-PHENOXY-ACETIC-ACID, 2-METHYL-4-CHLORO-PHENOXY-PROPIONIC-ACID AND ALPHA-NAPHTHYL-ACETIC-ACID, AND AN ALCOHOL OF THE GROUP CONSISTING OF ETHYLENE GLYCOL; PROPANE-DIOL-1,2; PROPANE-DIOL-1,3; BUTANE-DIOL-1,4; PENTANE-DIOL-1,5; HEXANE-DIOL1,6; DIETHYLENE GLYCOL; TRIETHYLENE GLYCOL; GLYCEROL; TRIMETHYLOL-PROPANE; PENTAERYTHRITOL; SORBITOL AND POLYETHYLENE GLYCOL AND POLYPROPYLENE GLYCOL WITH MOLECULAR WEIGHTS BETWEEN ABOUT 200 AND 2000 AND (B) AN AMIDE OF AN ACID OF THE AFORESAID GROUP AND AN AMINE SELECTED FROM THE GROUP CONSISTING OF ETHYLENE DIAMINE, N,N''-DIMETHYLENTHYLENE DIAMINE, DIETHYLENE TRIAMINE AND HEXAMETHYLENE DIAMINE-1,6.
Claim 2
Dependent Claim
131 words
A ROOT-PROOF AND ROOT-REPELLENT COMPOSITION SUITABLE FOR JOINT SEALINGS AND INSULATION FOR PIPE LINES, MASONARY AND ROAD SURFACES IN CONTACT WITH EARTH, SAID COMPOSITION COMPRISING A BITUMINOUS MATERIAL AND FROM 0.1 TO 5% BY WEIGHT OF A HERBICIDE SELECTED FROM THE GROUP CONSISTING OF (A) AN ESTER OF AN ACID SELECTED FROM THE GROUP CONSISTING OF 2,4-DICHLORO-PHENOXY-ACETIC-ACID, 2,4-DICHLORO-PHENOXY-PROPIONIC-ACID, 2,4-DICHLORO-PHENOXY-BUTYRIC-ACID, 2,4,5-TRICHLORO-PHENOXY-ACETICACID, 2,4,5-TRICHLOROPHENOXY-PROPIONIC-ACID, 2,METHYL4-CHLORO-PHENOXY-ACETIC-ACID, 2-METHYL-4-CHLORO-PHENOXY-PROPIONIC-ACID AND ALPHA-NAPHTHYL-ACETIC-ACID, AND AN ALCOHOL OF THE GROUP CONSISTING OF ETHYLENE GLYCOL; PROPANE-DIOL-1,2; PROPANE-DIOL-1,3; BUTANE-DIOL-1,4; PENTANE-DIOL-1,5; HEXANE-DIOL1,6; DIETHYLENE GLYCOL; TRIETHYLENE GLYCOL; GLYCEROL; TRIMETHYLOL-PROPANE; PENTAERYTHRITOL; SORBITOL AND POLYETHYLENE GLYCOL AND POLYPROPYLENE GLYCOL WITH MOLECULAR WEIGHTS BETWEEN ABOUT 200 AND 2000 AND (B) AN AMIDE OF AN ACID OF THE AFORESAID GROUP AND AN AMINE SELECTED FROM THE GROUP CONSISTING OF ETHYLENE DIAMINE, N,N''-DIMETHYLENTHYLENE DIAMINE, DIETHYLENE TRIAMINE AND HEXAMETHYLENE DIAMINE-1,6.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |