Patents


S.No.
REFERENCE
COUNTRY
1 The Synthesis of Vinblastine, Vincristine and Vinrosidine, Atta-ur-Rahman, British Patent No. 1551054, dated 7-5-1976 UK
2 Synthesis of Vinblastine, Vincristine and Vinrosidine, Atta-ur-Rahman, Germany Patent No. 2614863, dated 13-10-1977 Germany
 3 Methods for the Syntheses of Vinblastine, 20-Epivinblastine (Vinrosidine), 15-Hydroxy-20-Deoxyvinblastine, Vincristine and other Novel Intermediates, Atta-ur-Rahman, Pakistan Patent No. 126852, dated 14-2-1978 Pakistan
4 A Rapid Procedure for the Isolation of Catharanthine and Vindoline from Leaves of Catharanthus roseus, Atta-ur-Rahman, M. Bashir, M. Hafeez, and N. Perveen, Pakistan Patent, Appl. No. 175/80, dated 4-6-1980 Pakistan
5 A New Procedure for the Isolation of Vinblastine from the Leaves of Catharanthus roseus, Atta-ur-Rahman and M. Bashir, Pakistan Patent No. 128638, dated 18-4-1983 Pakistan
6 A Rapid Procedure for the Isolation of Vinblastine from the Leaves of Catharanthus roseus, Atta-ur-Rahman, J. Fatima and A.N. Mistry, Pakistan Patent No. 128340, dated 14-2-1984 Pakistan
7 A New Procedure for the Isolation of Vinblastine from the Leaves of Catharanthus roseus, Atta-ur-Rahman and M. Bashir, Pakistan Patent No. 128636, dated 21-10-1984 Pakistan
8 A Preparation of Novel Composite Essential Oil Mixture which is Identical to Famous Garam Masala (Mixture of Spices), Atta-ur-Rahman, M. Iqbal, Aftab Abmed and Afgan Farooq, Pakistan Patent No. 135652, dated 23-01-1997 Pakistan
9 A New Procedure for the Isolation of Vinblastine from the Leaves of Catharanthus roseus, Atta-ur-Rahman and M. Bashir, Pakistan Patent No. 128636, dated 21-10-1984 Pakistan
10 A Process for High Yield Extraction of Essential Oils of Spices, Atta-ur-Rahman, M. Iqbal and Aftab Ahmed, Pakistan Patent No. 135689, dated 16-02-1997 Pakistan
11 Plant Based Anti-diarrhoeal Drug and Abdominal Pain Reliever, Atta-ur-Rahman and M.I. Choudhary, Pakistan Patent Application No. 236/92, dated 18-5-92 Pakistan
12 Demulsification of B.F.O/water in Oil Turbine Power Stations, Atta-ur-Rahman, M.I. Choudhary and K.M. Khan, Pakistan Patent Application No. 213/92, dated 10-5-92 Pakistan
13 Sum fraction polyphenols of Tamarix ramosissima (Tamaricaceae) posses antifungal activity, N. A. Sultanova, T. Makhmoor, V. B. Omurkamzinova, M. Iqbal Choudahry, Atta-ur-Rahman, Zh. A. Abilov, Patent No 11936, А 61К 35/78, Bulletin No 9 dated 16-09-2002 Kazakhstan
14 Novel Hydroxylated Enantiomers of (-)-3µ,6,6,9µ-tetramethylperhydronaptho[2,1-b]furan as perfuming agents derived from fungal fermentation process, M. Iqbal Choudahry, Atta-ur-Rahman and S. Ghulam Musarraf, US Patent Application No. 10/907,48, dated 04-02-2005, USA USA
15 New a-glucosidase inhibitors and antibacterial compounds from Myrtus communis L. Atta-ur-Rahman, M. Iqbal Choudhary, F. Shaheen, M. Ahmad, S. Nahar Khan, S. Anjum, US Patent (Application # 11306345). USA USA
16 New Anticonvulsant Compounds, United States Patent 20080004353, Atta-ur-Rahman,M. Iqbal Choudhary, F. Shaheen, A. Ganesan, S. U. Simjee, M. Raza, Application Number:11/307251, Publication Date:, 01/03/2008, USA USA
17 Tyrosinase Enzyme Inhibitors From Fungal Hydroxylation of Tibolone,M. Iqbal Choudhary, Atta-ur-Rahman, S. A. A. Shah, M. T. H. Khan, Patent No. US 2009/0136434 A1. Dated 05-28-2009. USA USA
18 Alpha-Glucosidase Inhibitors From Fungal Hydroxylation of Tibolone and Hydroxytibolones,M. Iqbal Choudhary, Atta-ur-Rahman, S. A. Ali Shah, S. N. Khan, Patent No. US 2009/0137542 A1. Dated 05-28-2009. USA USA
19 Method of Producing Tibolone Metabolites by Fermentation with Cunninghamella  elegans, Atta-Ur-Rahman, US US8198041 B2 (Patent), (2011)
20 Method of Producing Tibolone Metabolites by Fermentation with Rhizopus stolonifer, Atta-ur-Rahman, M. Iqbal Choudhary, S. A. A. Shah, S. N. Khan,Patent No. US 8,148,556 B2. Dated 03/04/2012, USA USA
21 Method of Producing Tibolone Metabolites by Fermentation with Gibberella fujikuroi, Atta-ur-Rahman, M. Iqbal Choudhary, S. A. A. Shah, S. N. Khan, Patent No. US 8,148,557 B2. Dated 03/04/2012, USA USA
22 Method of Producing Tibolone Metabolites by Fermentation with Fusarium lini,Atta-ur-Rahman, M. Iqbal Choudhary, S. A. A. Shah, S. N. Khan, Patent No. US 8,148,558 B2. Dated 03/04/2012, USA USA
23 Novel Hydroxylated Enantiomers of (-) 3a,6,6,9a-tetramethylperhydronaphtho[2,1-b]furan as Perfuming Agents Derived from a Fungal Fermentation Process,Atta-ur-Rahman,  Muhammad Iqbal Choudhary, Syed Ghulam Musharraf, Amtul Sami, United States Patent Application 20120301956Application Number: 13/115991, Publication Date, 11/29/2012 USA
24 7-Nitro-2-(3-nitro phenyl)-4H-3,1-benzoxazin-4-one or Derivatives Thereof for  Treating or Preventing Antiviral Infections, Atta-Ur-Rahman, US8148368 (Patent), 2012 USA
25 Formulations Against Cutaneous Leishmaniasis, Atta-ur-Rahman, Muhammad Iqbal Choudhary, Sammer Yousuf, Samreen Khan, Farooq Rahman Soomro, Shahida Perveen, United States Patent 8287921, Application Number, 13/189509, Publication Date, 10/16/2012 USA
26 Method of Producing Tibolone Metabolites by Fermentation with Cunninghamella elegans, Atta-ur-Rahman,  Muhammad Iqbal Choudhary, Syed Adnan Ali Shah, Shamsun Nahar Khan, United States Patent 8198041, Application Number, 13/015553, Publication Date, 06/12/2012 USA
27 7-Nitro-2-(3-nitro phenyl)-4H-3,1-benzoxazin-4-one or Derivatives Thereof for Treating or Preventing Antiviral Infections, Shaikh Riazuddin, Atta-ur Rahman, Usman Zafar, Muhammad Iqbal Choudhary, Usman Ali Ashfaq, Khalid M Khan, Tayyab Husnain, Zulfiqar Ali Khan, Javed Akram, United States Patent 8148368, Application Number, 2/876999 Publication Date,04/03/2012 USA
28 Quinazolines as β-Glucuronidase Novel Inhibitors,Muhammad Iqbal Choudhary, Khalid Mohammed Khan, Nimra Naveed Shaikh, Syed Muhammad Saad, Sammer Yousuf and Atta-ur-Rahman(2012) USA
29 Synthesis and Biological Studies of an Isomeric Mixture of (E/Z) Isoxylitones and Its Analogues Atta-ur-Rahman, M. Iqbal Choudhary, Farzana Shaheen, Shabana Usman Simjee, Noureen Khan, Saima Mahmood Malhi, Syed Uzair Ali Shah, Muhammad Nadeem Ashraf, Application No. 13/758/027, 2012 USA
30 Quinazolines as b-gliucuronidase Novel Inhibitors, M. Iqbal Choudhary, Khalid M. Khan, Nimra naveed Shaikh, M. Saad, Sammer Yousuf and Atta-ur-Rahman, U.S. Patent Application Serial No. 13/789,021; Our Ref. 2013.0202 USA
31 Artonin I to Treat Resistant Infectious Staphylococcus Aureus, M. Iqbal Choudhary, S. Farooq, Atia-tul-Wahab, Christian D. A. Fozing, Atta-ur-Rahman, US-Patent No.:8,889,733, Application No. 13/740,919, Patent date: 11/18/2014 USA
32 Overcoming Antibiotic Resistance in Staphylococcus Aureus by New Thiruea Dervatives, M. Iqbal Choudhary, S. Farooq, K.M. Khan, F. Naz, Atia-tul-Wahab and Atta-ur-Rahman, 2014 USA
33 Thiourea Derivatives as a-Chymotrypsin Inhibitors, Atta-ur-Rahman, M. Iqbal. Choudhary, B. P. Marasini, K. M. Khan, F. Sheikh and Atia-tul-Wahab, 2013 USA
34 Anthranilic Acid Derivatives Novel Inhibitors of Advanced Glycation End Products (AGEs) Formation, Atta-ur-Rahman, M. Iqbal Choudhary,H. Jahan, K. M. Khan, and A. Atta, Serial No.13/968,071, 2013. USA
35 Anti-Glycation Properties of Oxindole Dervatives, S. Rasheed, Atta-ur-Rahman, M. Iqbal Choudhary, N. Ahmed, K. M. Khan, M. Khan, Marden andAtia-tul-Wahab, 2013 USA
36 Schiff Bases of Thiazoles: Anew Class of Ureases Inhibitors, Atta-ur-Rahman, M. Iqbal Choudhary, A. Khan, K. M. Khan, N. Ambreen and Atia-tul-Wahab, 2014 USA
37 3-amino-α2-α (4-α nitrophenyl)α -α 4-α (3H)α -α quinazolinone or derivatives thereof for treating or preventing hepatitis C virus infection,ShiekhRiazuddin,Osman. Ali, Usman Ashfaq, Shaheen N. Khan, JavedAkram, Atta-Ur- Rahman, M. Iqbal Choudhary, Khalid M. Khan, Zulfiqar Ali Khan. U.S. Patent No. 8,809,354 B2 Application Serial No. 20130171101 A1 20130704, Publication date Aug 19,2014 USA
38 Schiff Bases of Thiazoles: A New Class of Urease Inhibitors, Muhammad Iqbal Choudhary, K. M. Khan, A. Khan, N. Ambreen, Atia-tul-Wahab, Atta-ur-Rahman, US-Patent Publication No. 2015/0368214, US-Patent Application No. 14/310,738, Filing Date: 06/20/2014, Publication Date: 12/24/2015. USA
39 Thiourea Derivatives as α-Chymotrypsin Inhibitors, Atta-ur-Rahman, M. I.Choudhary, Bishnu P. Marasini, K. M. Khan, F. Sheikh, Atia-tul-Wahab, US-Patent Publication No. 2015/0080580, Application No. 14/030,817, Filing Date: 09/18/2013, Publication Date: 3/19/2015. USA
40 Synthesis and Biological Studies of an Isomeric Mixture of (E/Z) Isoxylitones and Its Analogues, Atta-ur-Rahman, M. I. Choudhary, F. Shaheen, S. U. Simjee, Noureen Khan, S.M. Malhi, S. U. Ali Shah, M. N. Ashraf, US-Patent Publication No. 2015/0148417, Application No. 14/609/211, Filing Date: 1/29/2015, Publication Date: 05/28/2015. USA
41 Anti-Glycation Properties of Oxindole Derivatives, M. I. Choudhary, S. Rasheed, N.Ahmed, K. M. Khan, M. Khan, Atta-ur-Rahman, Atia-tul-Wahab, US-Patent Publication No. 2015/0038543, Application No. 13/954,648, Filing Date: 07/30/2013, Publication Date: 2/5/2015. USA
42 Anthranilic Acid Derivatives: Novel Inhibitors of Advanced Glycation end Products (Ages) Formation, M. I.Choudhary, H. Jahan, K.M. Khan, Amber Atta-tul-Wahab, Atta-ur-Rahman, US-Patent Publication No.  2015/0051286, Application No. 13/968,071, Filing Date: 08/15/2013, Publication Date: 2/19/2015. USA
43 Thiourea Derivatives, M. I. Choudhary, S. Farooq, K. M. Khan, F. Naz, Atia-tul-Wahab, Atta-ur Rahman, US-Patent Publication No. 2015/0335594, Application No. 14/285213, Filing Date: 05/22/2014, Publication Date: 11/26/2015. USA